四年级数学下册运算定律综合练习题精选164Word文档格式.docx
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10+13×
80=____〇(____〇____)
52×
(47+53)=____〇____〇____〇____
二、怎样简便怎样计算。
260+50144×
25102×
48
43×
128+172×
43(38+2)×
2569×
14×
25
33+51+49203+803
28+82+52+118703+752
13+14+15+16+1741+148+159
3+5+7+9+11+13+15+17+19+21
35×
825×
27×
813×
601
19×
26+81×
2677×
(10+3)601×
23
三、下面各题,怎样算简便就怎样算。
738-17-283124-59-41
57+35=35+____
92=____〇×
15
30+36+54=30〇(____〇____)
63×
4=63×
(10×
17)=(5×
8×
(15×
5)=15×
(77+85)×
8=77×
____+85×
90×
18+25×
18=(90+____)×
12×
16+12×
44=____〇(____〇____)
59×
(32+28)=____〇____〇____〇____
997+60248×
25101×
49
115×
161+239×
115(28+2)×
515×
71+89+11703+802
44+69+16+131601+252
36+37+38+39+40118+140+482
9+10+11+12+13+14+15+16+17+18
17×
45×
85×
33×
421×
103
71×
85+29×
8562×
(50+4)303×
24
638-45-155296-23-77
88+33=33+____
60×
94=____〇×
60
85+14+66=85〇(____〇____)
2=52×
(12×
7)=(5×
10×
(7×
5)=7×
(51+57)×
9=51×
____+57×
86×
4+43×
4=(86+____)×
4×
36+4×
64=____〇(____〇____)
65×
(42+58)=____〇____〇____〇____
432+80320×
33
192+308×
43(4+6)×
550×
81+86+14529+903
17+20+73+180903+434
26+27+28+29+30118+14+682
8+9+10+11+12+13+14+15+16+17
425×
627×
302
62×
24+38×
2489×
(20+1)603×
12
653-155-45287-77-23
62+28=28+____
77=____〇×
27
79+17+63=79〇(____〇____)
57×
6=57×
(16×
(19×
5)=19×
(35+72)×
5=35×
____+72×
34×
14+50×
14=(34+____)×
2×
21+2×
59=____〇(____〇____)
70×
(35+55)=____〇____〇____〇____
271+30276×
25202×
22
109×
24+276×
109(22+2)×
2557×
20×
18+67+33235+102
12+23+68+177705+352
62+63+64+65+66149+52+51
7+9+11+13+15+17+19+21+23+25
25×
225×
230×
802
24×
32+76×
3227×
(20+5)104×
21
730-163-337239-87-13
69+86=86+____
59=____〇×
95+28+42=95〇(____〇____)
30×
4=30×
(9×
5)=9×
(38+56)×
9=38×
____+56×
20+93×
20=(71+____)×
33+20×
37=____〇(____〇____)
50×
(48+42)=____〇____〇____〇____
850+60332×
28
95×
113+187×
95(10+8)×
2521×
16×
125
62+60+40884+504
43+13+27+87305+236
45+46+47+48+49129+53+671
7×
626×
903
19+67×
1930×
(10+5)302×
20
786-167-133113-57-43
82+37=37+____
80×
72=____〇×
80
96+30+20=96〇(____〇____)
61×
6=61×
19)=(5×
(13×
5)=13×
(25+75)×
5=25×
____+75×
4+63×
4=(13+____)×
6×
13+6×
77=____〇(____〇____)
68×
(17+73)=____〇____〇____〇____
787+10220×
25201×
47×
108+392×
47(2+2)×
2593×
5
44+15+85587+604
50+33+20+67202+745
72+73+74+75+7695+16+705
3+4+5+6+7+8+9+10+11+12
65×
21×
424×
23×
17+77×
1710×
(40+3)802×
582-25-175217-51-49
34+19=19+____
89=____〇×
98
30+38+62=30〇(____〇____)
8=27×
(8×
3)=(5×
(5×
5)=5×
(52+21)×
7=52×
____+21×
10+72×
10=(35+____)×
11+2×
92×
(39+21)=____〇____〇____〇____
334+30284×
47
193+307×
59(42+6)×
2537×
92+34+66149+701
13+85+87+15403+485
38+39+40+41+4267+25+633
823×
804
54+35×
5497×
(20+1)303×
三、下面各题,怎样算简便就怎