五年级下册数学分数加减法专项练习题

 时间:2013-11-13 22:06:24 贡献者:xinglong618618

导读:五年级下册数学分数加减法练习题A 卷脱式计算(能简算的要简算) 8 4 1 + + 9 11 95 3 1 + - 6 4 3五年级下数学分数加减法练习题B 卷一、直接写得数11 1 1 -( + ) 12 6 87 3 11- - 10 102.4÷ 0.08=

北师大版五年级数学下册分数加减法练习题答案
北师大版五年级数学下册分数加减法练习题答案

五年级下册数学分数加减法练习题A 卷脱式计算(能简算的要简算) 8 4 1 + + 9 11 95 3 1 + - 6 4 3五年级下数学分数加减法练习题B 卷一、直接写得数11 1 1 -( + ) 12 6 87 3 11- - 10 102.4÷ 0.08= 0.49÷ 0.7= 0.56÷ 0.07= 0.72× 0.1= 3 5 + = 4 610.8÷ 9= 0.65÷ 0.1= 1.25× 4= 0.01× 0.1= 2 1 - = 3 4 1 1 - = 2 5 4 1 - = 7 3 6 2 - = 7 3 1 1 + = 6 49.6÷ 0.8= 3.25× 100= 3.28× 0.1= 0.25× 0.4= 7- 5 = 7108÷ 0.2= 0.25× 8= 3.9÷ 0.13= 1.6÷ 0.8= 1 2 + = 2 3 3 7 + = 10 10 1 3 + = 4 8 3 1 + = 7 9 3 1 + = 10 10 2 1 - = 3 3 x- 5 = 1 67 3 1 -( - ) 12 4 21 3 3 -( - ) 2 4 81 2 3 + 4 5 105 2 5 - + 6 3 245 1 + = 8 3 5 1 - = 6 6 4 1 - = 7 6 1 1 - = 3 5 7 1 3 - - = 10 10 102 1 + = 9 2 7 3 - = 8 4 3 1 + = 10 4 5 1 - = 7 5 1-4 1 2 + - 2 3 157 1 3 -( + ) 8 2 169 2 2 +( - ) 9 5 1017 2 9 -( + ) 5 20 207 1 4 -( + ) 6 9 93 2 1 - + 4 9 45 4 1 2 - + 6 9 6 95 1 3 1 + - 8 8 10 1011 7 1 - - = 6 6 6 x- 5 3 = 12 89 1 2 -( + ) 10 10 53 8 4 7 + + + 7 15 7 153 1 1 + + 10 3 105 3 9 1 + + + 14 4 14 4二、解方程 x+3 3 = 7 41 7 3 5 + + + 4 12 4 125 5 7 + + 12 18 125 2 4 9 - + 9 11 9 110.88+1 +0.12 4x-(7 1 3 - ) = 5 5 51 3 x+x = 4 4x+0.75=0.868-7.5+32-2.515-5÷12-7 1210-4.8-3.25 1 9 + - 7 4 141 2 23 + + x = 6 3 245 1 1 x - x= 6 6 4x-11 13 = 15 30

 
 

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