题目内容
计算下面各题.
19.2×0.34÷O.17
6.6÷[14.5-(1.7+1.8)]
3.92×1.7+3.92×7.3+3.92.
19.2×0.34÷O.17
6.6÷[14.5-(1.7+1.8)]
3.92×1.7+3.92×7.3+3.92.
(1)19.2×0.34÷O.17,
=6.528÷0.17,
=38.4;
(2)6.6÷[14.5-(1.7+1.8)],
=6.6÷[14.5-3.5],
=6.6÷11,
=0.6;
(3)3.92×1.7+3.92×7.3+3.92,
=3.92×(1.7+7.3+1),
=3.92×10,
=39.2.
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