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0.73+0.58+6.27-5.24简便运算?
2个回答
展开全部
0.73+0.58+6.27-5.24
=0.73+6.27+0.58-5.24
=7+0.24+0.34-5.24
=7.24-5.24+0.38
=2+0.38=2.38
先计算取整数,然后,再计算减法,
=0.73+6.27+0.58-5.24
=7+0.24+0.34-5.24
=7.24-5.24+0.38
=2+0.38=2.38
先计算取整数,然后,再计算减法,
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