题目内容
【题目】计算下面各题,能简算的就简算.
(1)8.45﹣3.8+7.55﹣6.25=
(2)0.67×7.2+0.67×2.8=
(3)1.6×0.25+3.76
(4)4.32÷0.36﹣4.26=
【答案】(1)5.95(2)6.7(3)4.16(4)7.74
【解析】
(1)8.45﹣3.8+7.55﹣6.25
=(8.45+7.55)﹣(3.8+6.25)
=16﹣10.05
=5.95;
(2)0.67×7.2+0.67×2.8
=0.67×(7.2+2.8)
=0.67×10
=6.7;
(3)1.6×0.25+3.76
=0.4+3.76
=4.16;
(4)4.32÷0.36﹣4.26
=12﹣4.26
=7.74.
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