小数的简便计算及答案
小数的简便计算及答案, 100道小数的简便计算
3.56+4.54+6.44+5.46 5.03-0.25-1.75
4.86+5.24-1.86 8.13+(1.87-0.5)
23.7-1.6-3.7-8.4 87.4-(21.25+17.4) -8.75
14.6-9.9 1.9+1.99+1.999 19.43-(6.72+1.43)
2.69-1.35+3.31-2.65 17.28-3.86-6.14+2.72
5.25+3.76-2.76+4.75 4.5+5.5-4.5+5.5
21.53-(13.64-8.47) 28.49-1.1-2.47-6.43
7.34+2.5+2.66-1.5 3.25+1.79-0.59+1.75
3.79-1.225-(3.775-6.21) 27.38-5.34+2.62-4.66
二、课后练习
4.12+8.59+5.88+1.41 12.87-1.34-2.66
21.53+4.87-2.53 15.21+(4.79-2.8)
12.19-2.6-2.19-3.4 109.72-(5.62+9.72)
21.3-19.9 39.6-(18.31+9.6) -1.69
14.25-2.45+5.75-3.55 24.51-3.14-6.86+4.49
41.25+5.87-3.87+4.65 11.5+8.5-11.5+8.5
8.13-(12.25-11.87) 34.34-2.1-2.35-5.55
81.67+4.17+4.33-2.17 1.35+12.87-1.37+8.65
15.51-3.334-(2.666-4.49) 21.62-4.35+8.38-5.65
小数乘除法简便计算
一、课堂练习
0.125×3.69×8 (2.5-0.25) ×4 8.59×101
0.36×15.7-0.36×13.7 5.64×1.28+8.72×5.64
0.63×199 60÷48 7.73×0.5+2.27÷2
4.37+99×4.37 10.1×38.67-3.867 9.9÷5.5
8.63×25-0.063×250 9.3×10.1 3.99÷0.125÷8
0.99×0.81+0.11×9×0.19 (5.23+5.23+5.23+5.23) ×25
0.25×1.25×0.67×32 2.49×3.8+0.249×62
33.41÷4-3.41×0.25 54.8-0.3×0.3-3.91
(6.4+48) ÷0.8 15×9.7 2.5×(4+8) ×12.5
二、课后练习
0.25×8×2.12 (12.5-1.25)×8 5.7×18.34-57×0.834
3.87×4.12+5.88×3.87 8.8÷5.5 3.25×199
5.64+99×5.64 20.1×35.22-3.522 5.2×20.1
3.7×1.63-0.37×15.3 0.88×0.78+0.11×0.22×0.8
2.5×(4.21+4.21+8.42) 1.25×1.86×32×0.25
4.34×0.25+0.25×5.56+0.025 (7.2+54) ÷0.9
2.73×0.125+7.27÷8 56.34÷2-6.34×0.5
11.43÷0.8÷12.5 12×19.8 21.56-0.4×0.4-3.84
80÷32 7.56×101 1.25×2.5×(8+4)
小数的简便计算;10.75+0.4-9.86 要列式 答案
11-0.25+0.4-(10-0.14)=1+0.4+0.14-0.25=1.29
小数的简便计算
408*0.25
=102*(4*0.25)
=102*1
=102
0.78*98
=0.78*(100-2)
=0.78*100-0.78*2
=78-1.56
=76.44
12.5*0.8*0.25*4=10*1=10
12.5*(4.5+4.5+1)=12.5*10=125
简便计算题不带小数的(有答案的)
5X2+6/2=13
5+3+6=14
好不好
小数简便计算题及答案
0.25×1.25×32
=(0.25×4)×(1.25×8)
=1×10
=10
小数的简便计算题
58+2.7-3.6 58+2.7-3.6
=57.1+0.9+2.7-3.6 =(580+27-36)/100
=57.1+(0.9+2.7)-3.6 =571/100
=57.1+3.6-3.6 =57.1
=57.1
小数的简便计算,谢谢!
9.99x5.3
=5.3x(10-0.01)
=5.3x10-5.3x0.01
=53-0.053
=52.947
8.5x9.8
=8.5x(10-0.2)
=8.5x10-8.5x0.2
=85-1.7
=83.3
朋友,请【采纳答案】,您的采纳是我答题的动力,谢谢。
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