三年级数学加减乘除计算题120道及答案

1、900-807=(41784-685=(81)765=)458+542=(42363=(82)8X19=)81+9=(43666=(83)51X6=)64+2=(44648=(84)6303=)45+5=(452X53=(85)797=(5)564X5=(464X615=(86)31142=(6)3X234=(471086+231=(87)567+1238=)470-9=(48522+2346=(88)3127=(8)81+9=(49660-125=(89)804+127=)780+1234=(507299-2569=(90)(10)156-97=(51386+479=(91)(11)8250

2、=(5252124=(92)(12)4833=(538236=(93)(13)52318=(545X1226=(94)(14)45+3=(55567+284=(95)(15)606-208=(5663+7=(96)(16)46+4=(574658=(97)(17)35+5=(58784-685=(98)(18)624X6=3211X2=3X154=4X93=816+2358=602-394=1985+303=3265=764X5=(19)497-299=(602008-1279=(100472+1028=(20)2340-123=(614578-2312=(101324X2=(21)2341+

3、123=(6249+6=(10263+7=(22)334-123=(63546+1230=(103998X9=(23)2000-1098=(648024-1506=(1049243+7853=(24)5X307=(657000-3505=(105753X6=(25)438+741=(6671+8=(10638+1279=(26)378+427=(672500+300=(107156-97=(27)56+4=(59325+542=(99)42+3=(28)321X2=(68)5364+132=(108)3456-789=(29)1123-234=(69)3451+123=(109)12347=(

4、30)1232X4=(70)2134-123=(110)2010+2311=(31)234-123=(71)678+123=(111)345+123=(32)1123-234=(72)234X5=(112)123+213=(33)1238=(73)2345-1239=(113)234+222=(34)1234-234=(74)567+145=(114)6789=(35)1234-567=(75)678+243=(115)7890-4563=(36)4567-890=(76)678+89=(116)34+6=1235X5=(77234+789=(37) )3452-334=(782345X7=(

5、38) )2345-123=(79456+1267=(39) )3567-234=(8067+7=(40)(117 5683-3422=)(118 66+ 3=)(119 475+553=)(120 4567-2345=)900-807=93(41)784-685=99(81)76X5=380(2)458+542=1000(42)36+3=12(82)8X19=15281+9=9(43)66+6=11(83)51X6=30664+2=32(4464+8=8(84)630X3=210注：答案仅供参考（写了“约”的是除不尽四舍五入后的结果）)45+5=9(45)2X53=106(85)7X97=6

6、79(6)564X5=2730(46)4X615=2460(86)3X1142=3426(7)3X234=702(47)1086+231=1317(87)567+1238=1805(8)470-9=461(48)522+2346=2868(88)312X7=2184(9)81-9=72(49)660-125=535(89)804+127=931(10)780+1234=2014(50)7299-2569=4730(90)624X6=3744(11)156-97=59(51)386+479=865(91)3211X2=6422(12)8X250=2000(52)5212X4=20848(92)3

7、X154=462(13)483X3=1499(53823X6=4398(93)4X93=372)(14)5X2318=11590(54)5X1226=6130(94)816+2358=3174(15)45+3=15(55)567+284=851(95)602-394=208(16)606-208=(56)63+7=9(96)1985+303=2288(17)46+4=(57)46X58=2668(97)326X5=1630(18)35+5=7(58)784-685=99(98)764X5=3820(19)56+4=14(59)325+542=867(99)42+3=14(20)497-299=

8、198(60)2008-1279=729(100)472+1028=1500(21)2340-123=2217(61)4578-2312=(101)324X2=648(22)2341+123=2464(6249+6=(约)(10263+7=9)(23)334-123=211(63)546+1230=1776(103)998X9=8982(24)2000-1098=902(64)8024-1506=6518(104)9243+7853=17096(25)5X307=1535(65)7000-3505=3495(105)753X6=4518(26)438+741=1179(66)71+8=(106

9、)38+1279=1317(27)378+427=805(67)2500+300=2800(107)156-97=59(28)321X2=642(68)5364+132=5496(108)3456-789=2667(29)1123-234=889(69)3451+123=3574(109)1234X7=8638(30)1232X4=4928(70)2134-123=2011(110)2010+2311=4321(31)234-123=111(71678+123=801(111345+123=468)(32)1123-234=889(72)234X5=1170(112)123+213=336(33)123X8=984(73)2345-1239=1106(113)234+222=456(34)1234-234=1000(74)567+145=712(114)678X9=6102(35)1234-567=667(75)678+243=921(115)7890-4563=3327(36)4567-890=3677(76)678+89=767(116)34+6=(约)(37)1235X5=6175(77)234+789=1023(117)5683