五年级的简便计算题及答案整数 五年级期末考试答案
简便计算题:
1)6.9+4.8+3.1
=(6.9+3.1) +4.8
=10+4.8
=14.8
2)4.02+5.4+0.98
=(4.02+0.98)+5.4
=5+5.4
=10.4
101×0.87-0.91×87
=0.87*(101-91)
=0.87*10
=8.7
10.7×16.1-15.1×10.7
=10.7*(16.1-15.1)
=10.7*1
=10.7
12.5×0.96×0.8
=12.5*0.8*0.96
=10*0.96
=9.6
答:以上是五年级简便运算题目和答案 。