四年级数学下册运算定律练习题精选122Word格式.docx
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60×
7+93×
606000÷
2÷
50
170+51+44928+640+22
6000÷
500÷
25×
36×
200
51+68+49+32270+290+510+330
24×
25199×
12+12
427-12-17-71620-120-43-57
306×
1225×
1217×
504
2+3+4+…+19+20+21
1010×
75-10×
7566+99×
66
3+5+7+…+17+19+21
42-41+40-39+…+26-25+24-23
39+33+15+67+61
(55+36)+64=55+(____+____)
290+(610+39)=(290+____)+____
____+91=91+41
437-56-44=437〇(56+____)
97×
41=41×
5×
3=20×
(2×
24)=(____×
276×
2+276×
8=276×
(86+17)×
b=____×
13+23+4764+28+26
87×
1050×
(2+4)
137-17-83676-29-476
46×
39+61×
461000÷
10÷
10
706+74+92674+863+26
125÷
85×
16×
84+71+16+29260+300+700+740
32×
25999×
63+63
599-18-31-51937-137-22-78
202×
1425×
4814×
303
1+2+3+…+18+19+20
114×
23-14×
2385+99×
85
2+4+6+…+16+18+20
31-30+29-28+…+15-14+13-12
26+55-17+45+74
(46+27)+63=46+(____+____)
170+(430+82)=(170+____)+____
____+94=94+42
931-78-22=931〇(78+____)
72×
42=42×
80×
9×
4=80×
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2×
(50×
25)=(____×
212×
2+212×
8=212×
(47+27)×
c=____×
54+22+6866+46+24
30×
20×
520×
(5+10)
823-51-49815-15-515
49×
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25÷
4
952+98+60250+861+30
210×
93×
100
60+51+40+49130+30+770+770
1259×
55+55
958-11-18-71751-51-43-57
405×
5618×
505
1091×
94-91×
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15
28-27+26-25+…+12-11+10-9
46+50-13+50+54
(50+13)+47=50+(____+____)
330+(570+88)=(330+____)+____
____+59=59+28
122-28-72=122〇(28+____)
77×
8×
8=60×
(8×
11)=(____×
593×
7+593×
3=593×
(76+65)×
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25×
425×
135-81-19988-43-488
73+27×
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4÷
25
172+36+46488+487+12
1000÷
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31×
70+80+30+20220+120+680+180
259×
78+78
775-24-24-52563-363-46-54
502×
1125×
5614×
405
1071×
21-71×
2196+199×
96
48-47+46-45+…+32-31+30-29
28+49+32+51+72
(58+34)+36=58+(____+____)
100+(700+44)=(100+____)+____
____+87=87+25
491-15-85=491〇(15+____)
51×
16=16×
10×
5=10×
158×
3+158×
7=158×
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m=____×
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2×
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47×
44+56×
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635+57+64349+313+21
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94×
43+55+57+45240+320+280+460
40×
62+62
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101×
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502
7+8+9+…+24+25+26
102×
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84
4+6+8+…+18+20+22
30-29+28-27+…+14-13+12-11
15+53-32+47+85
(92+24)+76=92+(____+____)
480+(220+65)=(480+____)+____
____+61=61+44
821-21-79=821〇(21+____)
74×
27=27×
6=80×
4×
(25×
23)=(____×
453×
5+453×
5=453×
(87+65)×
a=____×
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18×
550×
593-40-60355-63-255
54×
77+23×
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142+24+47664+619+16
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100÷
104×
88×
250
67+64+33+36190+480+320+610
96×
125199×
39+39
246-19-10-71742-642-16-84
105×
1325×
3211×
203
4+5+6+…+21+22+23
113×
69-13×
6976+99×
76
7+9+11+…+21+23+25
40+39-10+61+60
(41+17)+83=41+(____+____)
490+(410+16)=(490+____)+____
____+91=91+48
989-23-77=989〇(23+____)
52×
34=34×
8=20×
864×
3+864×
7=864×
(69+35)×
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4×
2525×
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11×
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56×
92+92
236-15-22-63948-548-15-85
104×
5215×
402
8+9+10+…+25+26+27
132×
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7693+99×
93
26+53+18+47+74
(39+12)+48=39+(____+____)
410+(390+90)=(410+____)+____
____+56=56+20
378-68-32=378〇(68+____)
19=19×
7×
4=10×
(7×
30)=(____×
127×
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2=127×
(38+44)×
48+24+3631+15+19
42×
1020×
680-54-46285+18-185
55+45×
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20÷
5
188+43+5779+512+21
5004×
55+60+45+40230+360+440+770
2599×
45+45
768-13-31-56668-68-24-76
501×
1725×
2413×
206
163×
23-63×
2353+99×
53
25-24+23-2