苏教版四年级数学下册加法运算定律练习题精选30Word下载.docx
《苏教版四年级数学下册加法运算定律练习题精选30Word下载.docx》由会员分享,可在线阅读,更多相关《苏教版四年级数学下册加法运算定律练习题精选30Word下载.docx(12页珍藏版)》请在冰豆网上搜索。
504-166-234137-21-79
20+____=81+____
24+75+25=____+(75+____)
19+(181+23)=(____+181)+____
24+27+73199+503
10+22+80+78401+321
47+48+49+50+51147+76+253
4+6+8+10+12+14+16+18+20+22
938-36-164198-37-63
14+____=88+____
102+39+161=____+(39+____)
119+(281+61)=(____+281)+____
10+34+66283+604
33+29+67+71802+991
78+79+80+81+82120+69+780
6+8+10+12+14+16+18+20+22+24
548-87-413291-47-53
43+____=71+____
52+17+183=____+(17+____)
70+(130+21)=(____+130)+____
89+86+14666+901
39+42+41+58101+295
62+63+64+65+6678+124+422
10+11+12+13+14+15+16+17+18+19
846-107-393249-66-34
25+____=72+____
66+51+149=____+(51+____)
90+(210+19)=(____+210)+____
39+65+35405+404
19+88+51+112601+480
67+68+69+70+71148+22+52
953-35-465183-38-62
33+____=63+____
37+12+288=____+(12+____)
66+(234+57)=(____+234)+____
15+12+88844+801
38+21+62+179204+455
62+63+64+65+6635+116+865
5+7+9+11+13+15+17+19+21+23
967-162-138228-35-65
49+____=61+____
27+36+164=____+(36+____)
110+(90+74)=(____+90)+____
13+35+65408+204
48+26+32+74905+734
32+33+34+35+36127+22+373
9+10+11+12+13+14+15+16+17+18
735-141-159229-51-49
16+____=81+____
44+61+239=____+(61+____)
122+(378+83)=(____+378)+____
38+28+72989+401
49+65+21+35703+897
36+37+38+39+4013+98+287
723-87-213219-22-78
37+____=66+____
53+10+490=____+(10+____)
83+(117+54)=(____+117)+____
74+90+10347+704
31+38+49+62605+317
72+73+74+75+76118+121+782
10+12+14+16+18+20+22+24+26+28
703-133-367128-63-37
18+____=56+____
121+49+351=____+(49+____)
56+(444+53)=(____+444)+____
41+73+27310+902
45+31+45+69102+730
39+40+41+42+4338+69+562
590-137-163147-60-40
23+____=67+____
106+79+21=____+(79+____)
119+(281+84)=(____+281)+____
99+87+13794+304
23+81+77+19504+473
27+28+29+30+31115+27+85
8+9+10+11+12+13+14+15+16+17
820-104-196281-35-65
24+____=52+____
30+61+39=____+(61+____)
56+(444+43)=(____+444)+____
55+34+66360+702
38+75+52+125503+351
59+60+61+62+6366+133+534
788-88-212274-39-61
46+____=93+____
84+79+321=____+(79+____)
35+(465+94)=(____+465)+____
34+66+34571+902
27+10+53+90603+637
29+30+31+32+3333+80+567
1+3+5+7+9+11+13+15+17+19
556-107-293232-44-56
17+____=94+____
45+71+429=____+(71+____)
75+(125+23)=(____+125)+____
41+49+51397+502
10+23+60+177103+453
59+60+61+62+63156+12+44
759-118-282121-85-15
17+____=58+____
27+81+319=____+(81+____)
147+(353+83)=(____+353)+____
29+37+63414+102
14+20+86+180605+191
71+72+73+74+75107+16+193
4+5+6+7+8+9+10+11+12+13
982-64-236205-52-48
22+____=61+____
141+88+112=____+(88+____)
112+(288+67)=(____+288)+____
27+63+37455+101