题目内容
文字间的数学.
(1)从5个0.8里减去3.93的差,再去除1.4,商是多少?
(2)把18.4与12.6的差扩大14倍后,再加上4.06,结果是多少?
(1)从5个0.8里减去3.93的差,再去除1.4,商是多少?
(2)把18.4与12.6的差扩大14倍后,再加上4.06,结果是多少?
(1)1.4÷(0.8×5-3.93)
=1.4÷(4-3.93),
=1.4÷0.07,
=20;
(2)(18.4-12.6)×14+4.06
=5.8×14+4.06,
=81.2+4.06,
=85.26.
=1.4÷(4-3.93),
=1.4÷0.07,
=20;
(2)(18.4-12.6)×14+4.06
=5.8×14+4.06,
=81.2+4.06,
=85.26.
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