计算,能简算的要简算.①56×(47+58-34)②8.32×101-8.32③6.75-116+3.25-256④12÷[23×(16+13)]⑤(56-34)÷(14+16)⑥(45+25%)÷73+0.7.-数学
题文
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答案
①56×(
=56×
=32+35+42 =109; ②8.32×101-8.32 =8.32×(101-1) =8.32×100 =832; ③6.75-1 |
题文
|
答案
①56×(
=56×
=32+35+42 =109; ②8.32×101-8.32 =8.32×(101-1) =8.32×100 =832; ③6.75-1 |