重点小学数学简便运算练习题docxWord格式文档下载.docx
《重点小学数学简便运算练习题docxWord格式文档下载.docx》由会员分享,可在线阅读,更多相关《重点小学数学简便运算练习题docxWord格式文档下载.docx(28页珍藏版)》请在冰豆网上搜索。
(8+40)
24
19
32×
44×
250
56
3
724-298
16
75×
2×
345+497
(37+12)
48×
19+52×
64×
48
(25+7)×
32+144+68+56
847-2974×
60×
(15+500)248+198
435+1999
(125+9)
46×
18+54×
18
(400+16)×
5170×
4+80×
103×
68+13×
32
(2+4)×
15
(20+6)8×
23+8×
27
9×
6+4×
9
29+6×
71
116+5×
84
(125+12)×
8
29×
317+317×
7199×
14
99+75
102×
36
49×
80+80
230-216-184
(25×
30)×
18×
6)
44
67×
9+33×
30)
(25+150+75)
15+12×
3532×
5+41×
5+26×
(18+20)
52×
989×
99+99
36×
5+36×
538×
99+38
(18×
20)
31×
128-28×
31
(25+250)×
(125×
125)×
101
30.8÷
[14-(9.85+1.07)][60-(9.5+
28.9)]÷
0.18
2.881÷
0.43-0.24×
3.5
20×
[(2.44
-1.8)÷
0.4+0.15]
28-(3.4+1.25×
2.4)
2.55×
7.1+2.45×
7.1
777×
9+1111×
3
0.8×
〔15.5-(3.21+5.79)〕
(31.8+3.2×
4)÷
5
31.5×
4÷
(6+3)
0.64×
7.8+2.22÷
2.5+2.5÷
2194-64.8÷
1.8×
0.9
36.72÷
4.25×
9.95180-705×
624÷
2.4-2.5×
0.8
(4121+2389)÷
7
671×
15-974
469×
12+1492
405×
(3213-3189)
3.416÷
(0.016×
35)
[(10-6.76)
÷
1.2]
19.4×
6.1×
2.35.67×
0.2-0.6218.1
×
0.92+3.93
0.0430.24+0.8750.4×
0.7×
0.250.75×
102100-56.23
0.78+5.436+14.07×
0.86+9.12.5
1、89+124+11+26+482
2、
875-147-23
3.25×
40×
84
4、147×
8+8×
53
5、125×
646
6、0.9+1.08+0.92
+0.1
用简便方法计算
①89+124+11+26+48
②875-147-23
③147×
8+8×
④125×
64
计算下面各题.
1.280+840÷
24×
52
2.
85×
(95-1440÷
24)
3.58870÷
(105+20×
2)
4.80400-(4300+870÷
15)
5.1437×
27+27×
563
6.81432÷
52+78)
7.125×
(33-1)
8.37.4-(8.6+7.24-6.6)
计算:
(1)156×
107-7729
(2)37.85-(7.85+6.4)
(3)287×
5+96990÷
318(4)1554÷
[(72-58)×
3]
脱式计算
2800÷
100+789
(947-599)+76×
1.36×
(913-276÷
23)
2.(93
+25×
21)×
3.507÷
13×
63+498
4.723-(521+504)÷
5.384÷
12+23×
371
6.(39
-21)×
(396÷
6)
(1)156×
[(17.7-7.2)
3]
(2)[37.85-
(7.85+6.4)]
30
(3)28×
(5+969.9÷
318)
(4)81÷
[(72-54)×
9]
57×
12-560÷
35
848-640÷
12
960÷
(1500-32×
45)
704×
[192-(54+38)]×
67
138×
(3×
8)
(12+24+80)×
50
125
(25+125)
178×
101-178
84×
36+64×
99+2×
75
83×
102-83×
98×
199
123×
18-123×
3+85×
123
50×
(34×
4)×
325×
(24+16)
178×
99+178
79×
42+79+79×
57
7300÷
25÷
8100÷
75
27+19×
25
870+13×
310
65+25×
28)
138×
4
(3
8)
7658×
98
101-178
83
102-83×
2
199123×
18-123×
3+85×
12350×
325×
(24+16)
99+17879×
577300÷
48100
4÷
17×
40=100-63=3.2+1.68=2.8×
0.4=
14-7.4=1.92÷
0.04=0.32×
500=0.65+4.35=
10-5.4=4÷
20=3.5×
200=1.5-0.06=
0.75÷
15=0.4×
0.8=4×
0.25=0.36+1.54=
1.01×
99=420÷
35=25×
12=135÷
0.5=
3/4+1/4=2+4/9=3-2/3=3/4-1/2=
1/6+1/2-1/6=7.5-(2.5+3.8)=7/8+3/8=
3/10+1/5=4/5-7/10=2-1/6-1/3=
0.51÷
17=32.8+19=5.2÷
1.3=1.6×
4.9×
0.7=1÷
5=6÷
12=0.87-0.49=
12=0.87-0.49
158+262+138
375+219+381+225
5001-247-1021-232
(181+2564)+2719
378+44+114+242+222
276+228+353+219
(375+1034)+(966+125)
(2130+783+270)+1017
99+999+9999+99999
7755-(2187+755)
2214+638+286
3065-738-1065
899+344
2357-183-317-357
2365-1086-214
497-299
2370+1995
3999+498
1883-398
25×
8)(12+24+80)×
32×
88×
76
58×
98
101-178
84×
36+64×
75×
99+2×
83×
102-83×
98×
123×
18-123×
3+85×
50×
(34×
(24+16)
79×
42+79+79×
57
7300÷
25÷
8100÷
16800÷
120
30100
2100
32000
400
49700
700
1248÷
3150÷
4800÷
21500
附加题:
2356-(1356-721)
1235-(1780-1665)
27+19×
31×
870+13×
9999+99.99+999.9+9.9995.4
1.8+240÷
1.5
9000÷
72×
(1.25
0.7×
61-(1.25+2.50×
.7)
[(10