五年级上册数学简便运算10道

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五年级上册数学简便运算10道
五年级上册数学简便运算10道

五年级上册数学简便运算10道
简算运算.
(1)100+99+98-97-96+95+94-93-92+...+7+6-5-4+3+2-1=200
(2)(1+1/2+1/3+1/4)x(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)x(1/2+1/+1/4)=1/5
(3)9999*2222+3333*3334=33330000
(4)9999*7+1111*37=11110000
(5)3333*3333+9999*8889=99990000
(6)7.7*7+7.7+2*7.7=77
(7)125*25*3232*69=696900000
(8)14.8*6.3+45.5*4.5+8.3*3.7+0.465*550-6.3*6.5=548
(9)(2.5+2.5+2.5+2.5)*25*8=2000
(10)97*2000-96*2001=1904

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-...

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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
0.9+0.99+0.999
5.09-(0.09+1.23)
9.36-(4.36-3.5)
609-708+306-108+202-198+497-100
14+15+16+……+45+46
9999+9998+9997+9996
99999×26+33333×22
19175÷59+678
36.5×1.4-8.51÷3.7
1.3-3.79+9.7-6.21
8×0.4×12.5×2.5 4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)
3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2
3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47
5.27+2.86-0.66+1.63 13.35-4.68+2.65 47.8-7.45+8.8
0.398+0.36+3.64 15.75+3.59-0.59+14.25 42.5-(6.07+1.13)
73.8-1.64-13.8-5.36 66.86-8.66-1.34 0.25×16.2×4
3.72×3.5+6.28×3.5 36.8-3.9-6.1 2 5.48-(9.4-0.52)
4.8×7.8+78×0.52 3.6×102 6.4×0.25+3.6÷4
32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8
4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09
4.2÷3.5 320÷1.25÷8 18.76×9.9+18.76
3.52÷2.5÷0.4 4.78÷0.2+3.44 3.9-4.1+6.1-5.9
0.49÷1.4 1.25×2.5×32 3.6-0.6×2
3.65×10.1 3.6-3.6×0.8 15.2÷0.25÷4
5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2
0.89×100.1 146.5-(23+46.5) 17.8÷(1.78×4)
5.83×2+4.27 (45.9-32.7)÷8÷0.125 9.7×99+9.7
4.36×12.5×8 15.6×13.1-15.6-15.6×2.1 0.65×101
27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 3.83×4.56+3.83×5.44 这么多应该够了吧

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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-...

全部展开

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
0.9+0.99+0.999
5.09-(0.09+1.23)
9.36-(4.36-3.5)
609-708+306-108+202-198+497-100
14+15+16+……+45+46
9999+9998+9997+9996
99999×26+33333×22
19175÷59+678
36.5×1.4-8.51÷3.7
1.3-3.79+9.7-6.21
8×0.4×12.5×2.5

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(1)25×8+125×4
(2)7.23+6.93+2.68
(3)0.79×0.5×20
(4)0.8×37.6+1.25
(5)9.83×1.5+10.17×1.5
(6)14.63-7.85-2.15
(7)3.7×102
(8)99×1.01
(9)78+100+22
(10)100-78-22

1 49.72+(48.33-14.86)
2 (78+78+78+78)#25

(1)100+99+98-97-96+95+94-93-92+...+7+6-5-4+3+2-1=200
(2)(1+1/2+1/3+1/4)x(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)x(1/2+1/+1/4)=1/5
(3)9999*2222+3333*3334=33330000
(4)9999*7+1111*37=11110000...

全部展开

(1)100+99+98-97-96+95+94-93-92+...+7+6-5-4+3+2-1=200
(2)(1+1/2+1/3+1/4)x(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)x(1/2+1/+1/4)=1/5
(3)9999*2222+3333*3334=33330000
(4)9999*7+1111*37=11110000
(5)3333*3333+9999*8889=99990000
(6)7.7*7+7.7+2*7.7=77
(7)125*25*3232*69=696900000
(8)14.8*6.3+45.5*4.5+8.3*3.7+0.465*550-6.3*6.5=548
(9)(2.5+2.5+2.5+2.5)*25*8=2000
(10)97*2000-96*2001=1904
答案直接给你了

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4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)
3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2
3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47
5.27+2.86-0.66+1.63 13.35-4.68+2.65 47.8-7...

全部展开

4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)
3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2
3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47
5.27+2.86-0.66+1.63 13.35-4.68+2.65 47.8-7.45+8.8
0.398+0.36+3.64 15.75+3.59-0.59+14.25 42.5-(6.07+1.13)
73.8-1.64-13.8-5.36 66.86-8.66-1.34 0.25×16.2×4
3.72×3.5+6.28×3.5 36.8-3.9-6.1 2 5.48-(9.4-0.52)
4.8×7.8+78×0.52 3.6×102 6.4×0.25+3.6÷4
32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8
4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09
4.2÷3.5 320÷1.25÷8 18.76×9.9+18.76
3.52÷2.5÷0.4 4.78÷0.2+3.44 3.9-4.1+6.1-5.9
0.49÷1.4 1.25×2.5×32 3.6-0.6×2
3.65×10.1 3.6-3.6×0.8 15.2÷0.25÷4
5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2
0.89×100.1 146.5-(23+46.5) 17.8÷(1.78×4)
5.83×2+4.27 (45.9-32.7)÷8÷0.125 9.7×99+9.7
4.36×12.5×8 15.6×13.1-15.6-15.6×2.1 0.65×101
27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 3.83×4.56+3.83×5.44

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