题目内容
当a=4,b=0.3,c=5时,ab+c的值是
6.2
6.2
,c÷a-b的值是0.95
0.95
.分析:将三个数的数值代入算式计算即可.
解答:解:(1)ab+c,
=4×0.3+5,
=6.2;
(2)c÷a-b,
=5÷4-0.3,
=0.95.
故答案为:6.2;0.95.
=4×0.3+5,
=6.2;
(2)c÷a-b,
=5÷4-0.3,
=0.95.
故答案为:6.2;0.95.
点评:解决本题要注意运算顺序.
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