1樓:匿名使用者
小學數學五年級上冊簡便計算練習(160道)
請用簡便方法計算下列各題
3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.5
7.325-3.29-3.325 7.325-(5.325+1.7) 7.325-(5.325-1.7)
3.29+0.73-2.29+2.27 3.29×0.25×4 0.125×8.8
0.25×0.28 0.125×3.2×2.5 35×40.2
0.25×4÷0.25×4 3.5×9.9 3.5×99+3.5
3.5×101-3.5 3.5×9.9+3.5×0.1 3.5×2.7+35×0.73
3.5×2.7-3.5×0.7 (32+5.6)÷0.8 3.5÷0.6-0.5÷0.6
4.9÷3.5 7÷0.25÷4 7÷0.125
7.35÷(7.35×0.25) 7.35÷(7.35÷0.25)
3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55
3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403
3.2+0.36+4.8+1.64 1.23+3.4-0.23+6.6 0.25×36
12.7-(3.7+0.84) 36.54-1.76-4.54 0.25×0.73×4
7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4
1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.4-9.6×0.35
0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6
(4.23+6.17)×0.8 0.86×15.7-0.86×14.7 2.4×102
14-7.32-2.68 2.64+8.67+7.36+11.33 2.31×1.2×0.5
(2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5
4.5÷1.8 4.2÷3.5 930÷0.6÷5
63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5)
&,nbsp;
(7.7+1.54)÷0.7 2.5×2.4 2.7÷45
0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25
70÷28 15÷(0.15×0.4) 4.25÷2.5×9.9+0.17
3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.5
7.325-3.29-3.325 7.325-(5.325+1.7) 7.325-(5.325-1.7)
3.29+0.73-2.29+2.27 3.29×0.25×4 0.125×8.8
0.25×0.28 0.125×3.2×2.5 35×40.2
0.25×4÷0.25×4 3.5×9.9 3.5×99+3.5
3.5×101-3.5 3.5×9.9+3.5×0.1 3.5×2.7+35×0.73
3.5×2.7-3.5×0.7 (32+5.6)÷0.8 3.5÷0.6-0.5÷0.6
4.9÷3.5 7÷0.25÷4 7÷0.125
7.35÷(7.35×0.25) 7.35÷(7.35÷0.25)
3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55
3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403
3.2+0.36+4.8+1.64 1.23+3.4-0.23+6.6 0.25×36
12.7-(3.7+0.84) 36.54-1.76-4.54 0.25×0.73×4
7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4
1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.4-9.6×0.35
0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6
(4.23+6.17)×0.8 0.86×15.7-0.86×14.7 2.4×102
14-7.32-2.68 2.64+8.67+7.36+11.33 2.31×1.2×0.5
(2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5
4.5÷1.8 4.2÷3.5 930÷0.6÷5
63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5)
(7.7+1.54)÷0.7 2.5×2.4 2.7÷45
0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25
70÷28 15÷(0.15×0.4) 4.25÷2.5×9.9+0.17
2樓:靈公主
13+53+187+47
五年級簡便計算200道,簡單一點的
3樓:匿名使用者
75×bai102
=75*(
du100+2)
zhi=75*100+75*2
=7500+150
=7650
1.2×dao2.5
=(1+0.2)*2.5
=1*2.5+0.2*2.5
=2.5+0.5
=390.1-9.9
=(90+0.1)-(10-0.1)
=90+0.1-10+0.1
=80+0.2
=80.2
五年級脫式簡便運算200道,及答案
4樓:
408-12×24 = 408 - 288 = 120
(46+28)×60 = 74 x 60 = 4440
42×50-17 = 2100- 17 = 2083
32+105÷5 = 32 + 21 = 53
420×(327-238) = 420 x 89 = 37380
(4121+2389)÷7 = 6510 ÷7 = 930
3.416÷(0.016×35) = 3.416 ÷0.56 = 6.1
0.8×[(10-6.76)÷1.2] = 0.8 x(3.24÷1.2) = 0.8 x 2.7 = 2.16
5.67×0.2-0.62 = 1.134-0.62 = 0.514
0.4×0.7×0.25 = 0.4 x 0.25 x 0.7 = 0.1 x 0.7 = 0.07
0.78+5.436+1 = 6.216 +1 = 7.216
30.8÷[14-(9.85+1.07)] = 30.8 ÷ (14 - 10.92) = 30.8÷3.08 = 10
[60-(9.5+28.9)]÷0.18 = (60- 38.4)÷0.18 = 21.6 ÷0.18 = 120
2.881÷0.43-0.24×3.5 = 6.7 - 0.24 x3.5 = 6.7 - 0.84 = 5.86
20×[(2.44-1.8)÷0.
4+0.15] = 20x (0.64 ÷0.
4 +0.15)= 20x(1.6 +0.
15) = 20 x1.75 = 35
28-(3.4+1.25×2.4) = 28 - (3.4 + 3) = 28 - 6.4 = 21.6
2.55×7.1+2.45×7.1 = (2.55 + 2.45) x7.1 = 5 x7.1=35.5
0.8×〔15.5-(3.21+5.79)〕 = 0.8 x (15.5 - 9) = 0.8 x 6.5 = 5.2
(31.8+3.2×4)÷5 = (31.8 + 12.8)÷5 = 44.6÷5 = 8.92
31.5×4÷(6+3) = 126 ÷ 9 = 14
2÷2.5+2.5÷2 = 0.8 + 1.25 =2.05
194-64.8÷1.8×0.9 = 194 -36 x0.9 = 194-32.4 = 161.65180-705×6 = 5180 - 4230=950
24÷2.4-2.5×0.8 =10 -2=8
405×(3213-3189) =405x24 = 9720
125×(97-81) =125x16 =2000
6942+480÷3 = 6942 + 160 = 6782
20+80÷4-20 = 20 + 20 -20 = 40 -20 = 20
100÷(32-30)×0 = 100 ÷2 x0= 50 x0 = 0
25×4-12×5 = 100 - 60 = 40
70×〔(42-42)÷18〕=70 x (0÷18) = 70x0 = 0
75×65+75×35 = 75 x (65 +35) = 75x100 = 7500
6-1.6÷4= 6- 0.4 = 5.6
5.38+7.85-5.37= 13.23 - 5.37=7.86
7.2÷0.8-1.2×5=9 - 6 =3
6-1.19×3-0.43= 6-3.57 - 0.43 = 6- (3.57 + 0.43) = 6-4 = 2
6.5×(4.8-1.2×4)= 6.5 x(4.8 - 4.8 )=6.5 x0 = 0
0.68×1.9+0.32×1.9 = (0.68 + 0.32) x1.9 = 1 x 1.9 = 1.9
10.15-10.75×0.
4-5.7 = 10.15 - 4.
3 - 5.7 = 10.15 -(4.
3 + 5.7)=10.15 - 10 =0.
155.8×(3.87-0.
13)+4.2×3.74 = 5.
8 x 3.74 +4.2 x 3.
74 = (5.8 +4.2)x3.
74 = 10 x 3.74 = 37.4
32.52-(6+9.728÷3.
2)×2.5 = 32.52 - (6+3.
04)x2.5 = 32.52 - 9.
02 x 2.5 = 32.52 -22.
55 = 9.97
(136+64)×(65-345÷23)= 200x(65-15) = 200x 50=10000
45.55-(6.82+15.55)
34.52-17.87-12.23
6.43-(1.4-0.57)
23.75-8.64-3.46
17.83-9.5-7.83-0.5
5.38+88.2-2.38+1.8
27.38-5.34+2.62-4.66
21.63-(8.5+9.63)
7.5-2.45+7.5+2.45
5.09-(0.09+1.23)
9.36-(4.36-3.5)
609-708+306-108+202-198+497-100
99999×26+33333×22
19175÷59+678
1.3-3.79+9.7-6.21
8×0.4×12.5×2.5
125×(8+0.8+0.08)
35 ÷〔78-(25+38)〕
3.35×6.4×2+6.7×3.6
18.7-3.375-6.625
25×1.25×32
1.28+9.8+7.72+10.2
12 ×1951 +12×2049
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194-64.8÷1.8×0.9
36.72÷4.25×9.9
5180-705×6
24÷2.4-2.5×0.8
671×15-974
469×12+1492
405×(3213-3189)
12*(1/2+2/3+5/6)
1.25×17.6+36.1÷0.8+2.63×12.5
7.5× 2.3+1.9×2.5
1999+999×999
75÷〔138÷(100-54)〕
80400-(4300+870÷15)
240×78÷(154-115)
1437×27+27×563
〔75-(12+18)〕÷15
2160÷〔(83-79)×18〕
325÷13×(266-250)
58870÷(105+20×2)
[37.85-(7.85+6.4)] ×30
[192-(54+38)]×67
[(7.1-5.6)×0.9-1.15]÷2.5
[60-(9.5+28.9)]÷0.18
20×[(2.44-1.8)÷0.4+0.15]
0.8×[(10-6.76)÷1.2]
25%-695%-12%)*36
3/4*3/5+3/4*2/5
(1-1/4+8/9)/7/9
2/3+1/6/3/24+2/21
1*8/15*3/5
10-3/4/9/10-1/6
[(1/3+1/2)/5/6-1/3]/1/7
2/3/5+3/5/2+3/4
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