问题 解答题
口算:
93+55+7+45=______;
476-299=______;0.1×0.1×0.1=______;
8+5.2=______;77×11-77=______;0.12÷0.15=______;
15.24-1.6-8.4=______;56-(813+56)=______;2740÷9=______;
8×5×0.01=______.
答案

93+55+7+45=200;476-299=177;0.1×0.1×0.1=0.001;
8+5.2=13.2;77×11-77=770;0.12÷0.15=0.8;
15.24-1.6-8.4=5.24;56-(813+56 )=-813;2740÷9=304
4
9
8×5×0.01=0.4.

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