题目内容
递等式计算:
(2.4-1.8)÷0.4
5.6×1.3+2×0.16
4.8÷[13-(9.85+1.15)].
(2.4-1.8)÷0.4
5.6×1.3+2×0.16
4.8÷[13-(9.85+1.15)].
(1)(2.4-1.8)÷0.4,
=0.6÷0.4,
=1.5;
(2)5.6×1.3+2×0.16,
=7.28+0.32,
=7.6;
(3)4.8÷[13-(9.85+1.15)],
=4.8÷[13-11],
=4.8÷2,
=2.4.
=0.6÷0.4,
=1.5;
(2)5.6×1.3+2×0.16,
=7.28+0.32,
=7.6;
(3)4.8÷[13-(9.85+1.15)],
=4.8÷[13-11],
=4.8÷2,
=2.4.
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