⑴ 478+499怎么简算
注意到499 = 500-1
  因此478+499 = 478+500 - 1 = 978-1 = 977
⑵ 我要1200道4年级的数学题(乘除法口算,简便计算,竖式)
1. 3 × 49 - 4 100×24÷(24-4) 
2. 8× 15 + 1 62+(62×2-72) 
3. 12× 6 – 9 ×3 
4. 8× 54 + 14 
5. 6* 38 – 24 ÷6 
6. 4× 5+ 3× 5 
7. 5-( 3+ 4) 
8. 7 + ( 1 + 1 ) 
9. 9 × 6 + 6 
10. 3 × 9 - 3 
11. 7 × 49 + 14 
12. 6 ×( 12 + 23 ) 
13. 8 × 45 + 8 × 115 
14. 31 × 56 – 56 
15. 97 - ( 27 – 12 ) 
16. 59 × 18 – 14 × 27 
17. 45 × 25 + 23 × 34 
18. 14 × 8 – 56 × 12 
19. 17– 34 × 24 
20. 3 × 29 + 13 
21. 57 × 35 + 37 
22. 14 × 23 + 16 
23. 15 × 23 + 56 
24. 22 + 121 ÷ 11 
25. 53 × 15 + 43 
26. 45 × 23 + 13 × 15 
27. 79 + 19 × 16 
28. 14 + 24 ÷ 8 
29. 87 × 26 + 12 
30. 101 × 15 – 15 × 21 
31.50+160÷40 (58+370)÷(64-45) 
32.120-144÷18+35 
33.347+45×2-4160÷52 
34(58+37)÷(64-9×5) 
35.95÷(64-45) 
36.178-145÷5×6+42 420+580-64×21÷28 
37.812-700÷(9+31×11) (136+64)×(65-345÷23) 
38.85+14×(14+208÷26) 
39.(284+16)×(512-8208÷18) 
40.120-36×4÷18+35 
41.(58+37)÷(64-9×5) 
42.(8-8×55)÷8 
43.12× 48÷12×48 
44.(32×15+25)-16 (2)32×(15+25)÷10 
45-16÷4 58+75-57 
46.72÷8-12×5 15-19×3-43 
47.6×(48-12×4) 68×19+32×19 
48.550-75×4-57 
49.58×(37-13) 42×74+65 
50. 52-(6+28÷7)×2.5 
51.[(71-56)×9-115] ÷25 
52.54÷[26×(37-29)+62] 
53.2×(120-72)-6 (4)12×6÷2-6 
54.96-40÷28×21 
55.920-1680÷40÷7 
56.690+47×52-398 
57.148+3328÷64-75 
58.360×24÷32+730 
59.2100-94+48×54 
60.51+(2304-2042)×23 
61.4215+(4361-716)÷81 
62.(247+18)×27÷25 
63.36-720÷(360÷18) 
64.1080÷(63-54)×80 
65.(528+912)×5-6178 
66.8528÷41×38-904 
67.264+318-8280÷69 
68.(174+209)×26- 9000 
69.814-(278+322)÷15 
70.1406+735×9÷45 
(1) 103÷73-159-57= 
(2) 83×91÷131+38= 
(3) 197-46+67-13= 
(4) 38÷54×126-52= 
(5) 192+52×136÷66= 
(6) 123-47+159-16= 
(7) 164×23-126+74= 
(8) 117+21+17-19= 
(9) 7÷9×161+93= 
(10) 93×35-128+36= 
(11) 86×9×187×99= 
(12) 68÷83-14÷54= 
(13) 80÷93+15-17= 
(14) 51+20÷143-90= 
(15) 42+31×180+42= 
(16) 96÷82-173×25= 
(17) 42÷12×180-66= 
(18) 152-18÷10×19= 
(19) 16-69÷137×5= 
(20) 109÷9-51÷45= 
(21) 23+15+37÷18= 
(22) 52+95÷37÷12= 
(23) 88×51+188÷40= 
(24) 112×3-103×82= 
(25) 56-7-66-1= 
(26) 109×66-29×10= 
(27) 39+55-166-52= 
(28) 11÷55÷86÷51= 
(29) 71-42+50×92= 
(30) 177÷97-92÷4=
(31) 151×9÷1+93= 
(32) 13×7÷56×18= 
(33) 99-21+70-22= 
(34) 14×5÷33-34= 
(35) 4÷90-125+67= 
(36) 24-48-170÷97= 
(37) 73÷98-106+66= 
(38) 76+53÷158+91= 
(39) 81-28÷69+27= 
(40) 50+20×83÷56= 
(41) 23÷78-40×54= 
(42) 118-58+73-17= 
(43) 161÷98÷64+75= 
(44) 198×12÷152-9= 
(45) 80×12÷54-64= 
(46) 198-85×85-1= 
(47) 128+33÷42+66= 
(48) 73×66+33-21= 
(49) 75×3÷28+24= 
(50) 71-51+199-83= 
(51) 161-8+33×2= 
(52) 182÷71÷82-9= 
(53) 141+5+144×12= 
(54) 193÷20÷123÷55= 
(55) 142÷50×169+36= 
(56) 132+70×156÷38= 
(57) 108×21-83×55= 
(58) 122×9+62+58= 
(59) 53÷40×81÷71= 
(60) 28+53-11-25= 
(61) 107-4-26-33= 
(62) 112÷82×122-81= 
(63) 174-4×101-61= 
(64) 77÷59-103-33= 
(65) 171+56÷55÷73= 
(66) 121-56-110×67= 
(67) 86×22-59+9= 
(68) 185÷79×189-80= 
(69) 28÷33÷151×54= 
(70) 4×96+132×5= 
(71) 72-20-87-67= 
(72) 158+56×124+31= 
(73) 113-35×194-3= 
(74) 119+19+194-34= 
(75) 112-77÷17÷39= 
(76) 102-78÷65×1= 
(77) 154×17×167×98= 
(78) 120×88÷2÷48= 
(79) 88-22×179-78= 
(80) 25+86×67+55= 
(81) 184×81+151-69= 
(82) 165+21÷164+85= 
(83) 181÷32+4÷87= 
(84) 31×72×89×11= 
(85) 134+82+126÷92= 
(86) 109×82+184÷37= 
(87) 71×36+25-20= 
(88) 128-75-185+32= 
(89) 36+22-175+97= 
(90) 109-87-70×45= 
(91) 141+12×71÷78= 
(92) 21-87÷111×35= 
(93) 19×53×77-61= 
(94) 22+4÷127-97= 
(95) 71-87×75÷17= 
(96) 116÷48-125÷86= 
(97) 117+79×116÷13= 
(98) 2+45-161÷38= 
(99) 44×40-68×38= 
(100) 121+49+183×99= 
(101) 59+54+71×29= 
(102) 108-77×80÷55= 
(103) 139÷99×180+94= 
(104) 41÷30÷139+43= 
(105) 78+79+24×39= 
(106) 94÷17×89+89= 
(107) 138-43÷44÷89= 
(108) 182÷81-152÷30= 
(109) 103+10+156-21= 
(110) 17×29×95×33= 
(111) 124+98-191+77= 
(112) 152÷45+77×27= 
(113) 168÷48+149÷3= 
(114) 34×28÷103÷25= 
(115) 75×45+50×60= 
(116) 55-11÷70÷49= 
(117) 3÷47÷184×61= 
(118) 200+81÷20×56= 
(119) 75÷10-155-90= 
(120) 98×19-188+63= 
(121) 38+10+141+27= 
(122) 72÷5+53÷68= 
(123) 105÷71-136+73= 
(124) 188-60+187×83= 
(125) 6-89×3÷77= 
(126) 106÷62×107-51= 
(127) 44÷57-125÷60= 
(128) 131÷75÷122-76= 
(129) 138÷89+51+39= 
(130) 59×71-188÷46= 
(131) 76+46+152×54= 
(132) 32-56+152×57= 
(133) 165÷62-65÷91= 
(134) 186×95×4+43= 
(135) 81×67÷149+10= 
(136) 99×41×130+92= 
(137) 118-12-128+62= 
(138) 44-52-160÷82= 
(139) 39×96×147-28= 
(140) 37-23+15÷96= 
(141) 128÷90×19×30= 
(142) 89-7×162+55= 
(143) 34-63+77-64= 
(144) 53+41+62+36= 
(145) 27×3+22÷23= 
(146) 78+73+17+2= 
(147) 45÷45÷172×20= 
(148) 53+85-27÷26= 
(149) 146×99×116×18= 
(150) 66-19÷31-14= 
(151) 154-70-161×49= 
(152) 44÷98÷166+31= 
(153) 116-85×183-44= 
(154) 10-59+11+30= 
(155) 143÷18+76×55= 
(156) 130+70-37×69= 
(157) 68-14-4×80= 
(158) 166÷59÷61-43= 
(159) 92×16÷49-90= 
(160) 120×40-95÷5= 
(161) 34×87-61×53= 
(162) 90+35+190÷91= 
(163) 183÷40÷110÷58= 
(164) 118×99-96×52= 
(165) 145+58×135×42= 
(166) 39÷52÷103-68= 
(167) 97÷22÷192×12= 
(168) 132+90×96÷79= 
(169) 33÷32-107+73= 
(170) 169×26×5×13= 
(171) 15-37+124+54= 
(172) 67×2+53÷1= 
(173) 27+59÷158+27= 
(174) 136+22÷5-15= 
(175) 19÷15×39÷38= 
(176) 130-74×21×82= 
(177) 161÷44÷170+31= 
(178) 97-56+106×17= 
(179) 90-33-168+68= 
(180) 27×98-158÷39= 
(181) 164÷39+123÷62= 
(182) 106×93-17÷8= 
(183) 109+19-42+95= 
(184) 164÷17×120÷37= 
(185) 68+49+99÷49= 
(186) 122×51-144+29= 
(187) 57-52÷91÷25= 
(188) 48÷17-62×92= 
(189) 5×26+80÷71= 
(190) 200-93-191+71= 
(191) 15÷61-48÷9= 
(192) 84-42×42+69= 
(193) 6+72×147×55= 
(194) 97-36+167×75= 
(195) 165+22-144-50= 
(196) 179-81÷14×85= 
(197) 1×42-80×79= 
(198) 68+45-176-31= 
(199) 189-64÷110-2= 
(200) 140×76+37×5= 
(201) 23×39-161×72= 
(202) 69÷36+26+80= 
(203) 66×65÷177-67= 
(204) 72÷18×65÷43= 
(205) 2×15+171+12= 
(206) 158÷74×22×12= 
(207) 80×54+76×1= 
(208) 182×45-156×66= 
(209) 169-72×192÷26= 
(210) 90×75+171÷68= 
(211) 10-8÷39÷4= 
(212) 176+49÷65×90= 
(213) 57×67×5×93= 
(214) 122×6+179-39= 
(215) 138-55-197+29= 
(216) 60×71×48-80= 
(217) 96-99×91+42= 
(218) 10÷80+52+65= 
(219) 45+74+181+81= 
(220) 140-2-62-53= 
(221) 17-25÷31×49= 
(222) 10+65-96÷37= 
(223) 13-93×123+14= 
(224) 23÷81+164+72= 
(225) 52×45×107+44= 
(226) 78×75-119+95= 
(227) 23÷90÷53-29= 
(228) 16-1÷108-55= 
(229) 132-14-99+5= 
(230) 71+76-25+32= 
(231) 155+93×103×79= 
(232) 123÷1÷153+66= 
(233) 88÷33+90-58= 
(234) 145+84+21-85= 
(235) 192÷80+104+68= 
(236) 52÷71×53-22= 
(237) 51×57-60-83= 
(238) 155-65×14×47= 
(239) 15÷80-188÷49= 
(240) 9×53×65÷87= 
(241) 53+89+90+9= 
(242) 59÷33×10÷58= 
(243) 4×70-186+26= 
(244) 99-37-146-79= 
(245) 25×81÷162×12= 
(246) 113×56-115×9= 
(247) 42÷78+28×50= 
(248) 130-64+151+61= 
(249) 198×38÷158-22= 
(250) 73÷47-135÷39= 
(251) 108+84×146÷27= 
(252) 7÷25÷37+51= 
(253) 104×12-57-15= 
(254) 194-74×176-41= 
(255) 86-14÷72-7= 
(256) 138-59÷61+13= 
(257) 173÷6×142÷21= 
(258) 34×51+45×54= 
(259) 155÷47+37÷95= 
(260) 27÷58-177÷62= 
(261) 137×72+194÷17= 
(262) 49+45÷48÷69= 
(263) 197×11-171+44= 
(264) 81+62+44×66= 
(265) 28×16÷94-32= 
(266) 195+70-192×28= 
(267) 193÷84-107÷56= 
(268) 7×62÷16+39= 
(269) 176+87+23÷43= 
(270) 127×92+182×20= 
(271) 25×94-175×86= 
(272) 10-98+150×47= 
(273) 12-93×63-79= 
(274) 3÷29×24÷85= 
(275) 74-21×7×36= 
(276) 198-62×2÷6= 
(277) 68+84+195+19= 
(278) 79-43÷26÷15= 
(279) 21÷89×134-59= 
(280) 176÷94+30-80= 
(281) 176×64+99+88= 
(282) 110÷52÷193×51= 
(283) 47×81÷186+58= 
(284) 50-84÷188×86= 
(285) 66+86×158÷68= 
(286) 154÷21-31÷82= 
(287) 34×22+97-87= 
(288) 27÷73+133+90= 
(289) 170+53×53÷84= 
(290) 166×65+147+50= 
(291) 162+90-96×49= 
(292) 13×52+21-8= 
(293) 18+19×164÷17= 
(294) 2÷50×47×45= 
(295) 114+16÷114+96= 
(296) 14+61×109+4= 
(297) 43×84-173÷92= 
(298) 20+92+137×8= 
(299) 69+74×185-33= 
(300) 137×90-153×93= 
(301) 175×6+62÷89= 
(302) 74÷58+124×29= 
(303) 111×96×37×11= 
(304) 187-82+9×44= 
(305) 46+84÷111-37= 
(306) 122×61÷14×49= 
(307) 19-58×103×34= 
(308) 71-26+34-69= 
(309) 187÷74+102+13= 
(310) 20+67÷112÷59= 
(311) 75-88+114-55= 
(312) 196-62-83×36= 
(313) 28÷77+116-43= 
(314) 123×93×26+99= 
(315) 60×65÷101×78= 
(316) 67-81+113÷60= 
(317) 103÷48+134×9= 
(318) 89÷5-61+61= 
(319) 56-18÷196×55= 
(320) 91÷26×180÷6= 
(321) 41+88-38-36= 
(322) 72-16×24-83= 
(323) 44÷22×29×90= 
(324) 174÷83-40×90= 
(325) 174+52+9×5= 
(326) 131×93×21+58= 
(327) 105+8-133-36= 
(328) 122+97×150-78= 
(329) 133+42÷127×41= 
(330) 20÷54+58×26= 
(331) 20×53×137+95= 
(332) 42+57-66÷85= 
(333) 49÷12×175-25= 
(334) 196+61-41-76= 
(335) 71÷85-174+23= 
(336) 139÷3-44+77= 
(337) 155+64+34-82= 
(338) 16-31×178-51= 
(339) 38÷83÷74÷19= 
(340) 120-26÷40×70= 
(341) 180+52÷84-93= 
(342) 136÷30+173÷41= 
(343) 4÷74×170÷39= 
(344) 192÷67÷111÷30= 
(345) 156-78÷7÷85= 
(346) 111-73÷34×86= 
(347) 149÷37÷91×85= 
(348) 60×17÷13+70= 
(349) 15+97+185×37= 
(350) 198+26÷66+76= 
(351) 154-1÷170+12= 
(352) 130+15×2-59= 
(353) 187+11÷98-75= 
(354) 154÷5×76×54= 
(355) 1+41-38+20= 
(356) 110-53÷34÷11= 
(357) 4×73-128-79= 
(358) 34+75+169-9= 
(359) 172×87×26÷64= 
(360) 5÷71÷166-90= 
(361) 98÷86-156÷77= 
(362) 195-52×153×80= 
(363) 46×19×165+47= 
(364) 121×60×154+15= 
(365) 199+5-164+46= 
(366) 94+1÷134÷61= 
(367) 106×62+186÷22= 
(368) 66-61÷54÷49= 
(369) 138-30+32+16= 
(370) 85+38×117÷91= 
(371) 133×95×121×91= 
(372) 144+64+22÷10= 
(373) 48×17÷141÷62= 
(374) 26-30÷9÷60= 
(375) 8+48÷101×11= 
(376) 162+10÷115÷60= 
(377) 159-67÷174÷16= 
(378) 74÷89×17÷10= 
(379) 112×96÷156÷80= 
(380) 27×88÷88-19= 
(381) 2÷34+111+53= 
(382) 83÷85×46-31= 
(383) 127÷70×20+54= 
(384) 145+42+199÷49= 
(385) 8÷22-34×3= 
(386) 10×31×102×62= 
(387) 34×47-122+36= 
(388) 21×60×3+67= 
(389) 110-81×123÷42= 
(390) 112-93+93×96= 
(391) 113-55÷194+78= 
(392) 63×82×157-40= 
(393) 138÷19-60×1= 
(394) 145÷87-24-73= 
(395) 147÷72-67×85= 
(396) 176+2-16+81= 
(397) 23+85×27-56= 
(398) 166÷79÷1-83= 
(399) 17÷26÷73÷9= 
(400) 167÷57+38+58= 
(401) 197+84+104÷36= 
(402) 129×83÷31-68= 
(403) 103÷95-42×52= 
(404) 142×40×178÷85= 
(405) 191×69-74÷19= 
(406) 92×66÷20-17= 
(407) 87×9÷106÷69= 
(408) 108+90-93÷29= 
(409) 36×43-16+33= 
(410) 11-44×175+71= 
(411) 151×44×97-62= 
(412) 169-98-138-5= 
(413) 64÷58+112÷56= 
(414) 142÷81×1+22= 
(415) 175×29+144-84= 
(416) 134÷7÷171-77= 
(417) 105×19÷44+17= 
(418) 42÷94-104-9= 
(419) 141-41+81-40= 
(420) 107×4÷147+63= 
(421) 91-78÷193-92= 
(422) 166×49-192÷22= 
(423) 130×10÷37-81= 
(424) 96+32×123+27= 
(425) 53×38×40×12= 
(426) 71-60×69÷4= 
(427) 123×13+45-11= 
(428) 6-80×54+86= 
(429) 123-53+166÷53= 
(430) 13×94+44×44= 
(431) 2-77-35-83= 
(432) 44+90-198×5= 
(433) 131-26÷52-44= 
(434) 148÷66×121×82= 
(435) 148-83+38+99= 
(436) 116+53×110×99= 
(437) 9÷9÷81-62= 
(438) 133÷41-7+12= 
(439) 41-57÷187×15= 
(440) 28+8+46×35= 
(441) 189-6÷132÷38= 
(442) 124÷36÷108+70= 
(443) 64÷78+112-32= 
(444) 87+46+164-28= 
(445) 200-70÷188+47= 
(446) 177-16-130÷50= 
(447) 98÷74×144+3= 
(448) 98×9÷118×42= 
(449) 76+5+129+18= 
(450) 48-96-81+91= 
(451) 123×23×115÷32= 
(452) 168×85×66÷95= 
(453) 146÷62÷138-30= 
(454) 194÷43+65÷85= 
(455) 22+52÷155+71= 
(456) 104×18+64÷52= 
(457) 43-46×94÷11= 
(458) 171×71+90-71= 
(459) 174×41×97×25= 
(460) 11×96+67÷28= 
(461) 97÷9-179×37= 
(462) 35-47÷61÷41= 
(463) 62-17÷72-45= 
(464) 96-61+132×89= 
(465) 140÷55×75÷39= 
(466) 142+86÷185÷35= 
(467) 67-58×110÷35= 
(468) 65×4÷16×51= 
(469) 102-36-163+93= 
(470) 149÷54+168-43= 
(471) 70×93÷143×49= 
(472) 124+63+175+78= 
(473) 16×57-124÷30= 
(474) 12÷65×16+7= 
(475) 53×1×2÷88= 
(476) 179÷31-164+88= 
(477) 12+69-139×25= 
(478) 186+87+35×17= 
(479) 96-7÷18+9= 
(480) 37+48-40×45= 
(481) 122×77+90×8= 
(482) 30-35×33÷13= 
(483) 180-91+23÷11= 
(484) 5-5×160×65= 
(485) 77×33×157÷55= 
(486) 197÷73+114÷85= 
(487) 188+82×148-48= 
(488) 87÷42+179×14= 
(489) 108×40-23×96= 
(490) 46÷20+85÷76= 
(491) 100+56+25+25= 
(492) 191×50÷55×8= 
(493) 146÷52-68÷10= 
(494) 32÷37+53+76= 
(495) 198×44+183×94= 
(496) 123-69-42÷11= 
(497) 24×71+173+22= 
(498) 111+43-24+24= 
(499) 62×21÷56+58= 
(500) 188÷91×98+39= 
(501) 71×51×120+13= 
(502) 140÷4-104÷13= 
(503) 175+17×173÷70= 
(504) 194÷55×78÷59= 
(505) 119÷95×190+10= 
(506) 74+33×99÷80= 
(507) 116÷10÷167×34= 
(508) 47+53÷139×86= 
(509) 99+56÷165×90= 
(510) 171-96-115+20= 
(511) 169-27+168×2= 
(512) 152×25+137×85= 
(513) 44÷37+125-83= 
(514) 186-12-159-70= 
(515) 113+48-7-77= 
(516) 16+61+29-72= 
(517) 83÷91-52×67= 
(518) 176÷42-137×24= 
(519) 30-99-17÷14= 
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(521) 48-23+27×70= 
(522) 96÷5-56+19= 
(523) 101÷60-27+14= 
(524) 146×41+17+24= 
(525) 71+82-31×69= 
(526) 4+65×21+48= 
(527) 8+58+170+31= 
(528) 124+16÷126×69= 
(529) 182÷75×146-92= 
(530) 55+39-38+51= 
(531) 132-71+77×68= 
(532) 87÷17×154÷65= 
(533) 114÷54÷152×19= 
(534) 106×90+15÷19= 
(535) 154+28+79×78= 
(536) 40-85×156+77= 
(537) 96÷21÷132÷77= 
(538) 112+37+157×92= 
(539) 55-7+7÷65= 
(540) 89×14÷89+22= 
(541) 61×31-66÷44= 
(542) 131÷43+170×61= 
(543) 116×35-192-82= 
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(545) 40+85+35-48= 
(546) 117-25-61÷66= 
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(548) 2×56÷73×18= 
(549) 163×38÷22÷67= 
(550) 129×48+136+98= 
(551) 146÷4÷160÷66= 
(552) 178+3÷136-51= 
(553) 63-91×106+31= 
(554) 121×28+1+99= 
(555) 177+50×105×89= 
(556) 76-69÷155×78= 
(557) 70÷1+70×16= 
(558) 151-31-163÷58= 
(559) 93+59-32+55= 
(560) 101÷98÷186×66= 
(561) 16×67÷194-50= 
(562) 174+71×28÷16= 
(563) 77-9-173×66= 
(564) 161÷79+185+30= 
(565) 32×44÷60×13= 
(566) 46-16÷101+63= 
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(568) 60÷53÷10-34= 
(569) 149+35÷149+32= 
(570) 125÷78+190+41= 
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(574) 65÷27+200÷40= 
(575) 139-31+91×50= 
(576) 105+91+56-78= 
(577) 111+21÷21÷99= 
(578) 24+76÷138+99= 
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(580) 163+87÷92+1= 
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(582) 57-91-110×12= 
(583) 138÷96-178+6= 
(584) 86÷39×177×26= 
(585) 153÷49+60+79= 
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(610) 105÷65×190+70= 
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(614) 161÷72÷58+62= 
(615) 5-76×71÷33= 
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(618) 97+86×17+72= 
(619) 154×94×85-4= 
(620) 60×39+155+99= 
(621) 94-99-172÷72= 
(622) 170×73+173+90= 
(623) 89-25÷181-66= 
(624) 180+77÷30÷72= 
(625) 109÷13+114+29= 
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(629) 93-86×99-63= 
(630) 53×77÷198÷64= 
(631) 141-86-46+30= 
(632) 26×2-41×58= 
(633) 79×24-7×4= 
(634) 75+75÷181÷51= 
(635) 120+23+177×87= 
(636) 66÷18÷190÷54= 
(637) 197-78×19+29= 
(638) 59÷8-185+10= 
(639) 10÷84÷115+49= 
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(641) 79÷53÷16+65= 
(642) 162-91÷16-78= 
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(651) 55+48-187÷42= 
(652) 115÷80÷18-67= 
(653) 119+79÷35÷81= 
(654) 42-51+40×13= 
(655) 199-89×68×53= 
(656) 81×73÷15+81= 
(657) 167×66÷187+49= 
(658) 181÷93×45×35= 
(659) 161×47+112×84= 
(660) 31-93÷130×46= 
(661) 36-39+31-20= 
(662) 119÷15+9×21= 
(663) 20÷47-51-88= 
(664) 172×81÷19×27= 
(665) 156÷99+48÷21= 
(666) 13×30÷139÷13= 
(667) 159+69÷117+69= 
(668) 8×28-40+39= 
(669) 59-3×20+32= 
(670) 119÷5×140+1= 
(671) 58×42-40-79= 
(672) 148+73+48÷50= 
(673) 175×51-27×79= 
(674) 193÷55×18+25= 
(675) 99÷42+51÷22= 
(676) 96×8×199-73= 
(677) 36×97+51-43= 
(678) 92-47÷81-76= 
(679) 163-98÷82-51= 
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(682) 172÷95×133-95= 
(683) 31÷88÷165×68= 
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(685) 18-48+173-78= 
(686) 89+67×83+72= 
(687) 185÷41+30+28= 
(688) 158÷7+174×28= 
(689) 101÷8÷135-57= 
(690) 200-76-135÷49= 
(691) 5-34×109+32= 
(692) 5÷7÷61×59= 
(693) 55×78÷39×63= 
(694) 160+89×196+16= 
(695) 174×95-132÷35= 
(696) 92×99×173-33= 
(697) 109×63×165×26= 
(698) 125÷22-72+12= 
(699) 72×5×132+39= 
(700) 126-75+65÷62=