问题
解答题
|
答案
(1)7.34×1.3×0.3,
=9.542×0.3,
=2.8626;
(2)10.4+72×0.81,
=10.4+58.32,
=68.72;
(3)4.89×(5.2+6.4),
=4.89×11.6,
=56.724;
(4)(13.7-6.75)×8.4,
=6.95×8.4,
=58.38.
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(1)7.34×1.3×0.3,
=9.542×0.3,
=2.8626;
(2)10.4+72×0.81,
=10.4+58.32,
=68.72;
(3)4.89×(5.2+6.4),
=4.89×11.6,
=56.724;
(4)(13.7-6.75)×8.4,
=6.95×8.4,
=58.38.