问题
解答题
|
答案
(1)3.5%×9.9,
=0.035×(10-0.1),
=0.035×10-0.035×0.1,
=0.35-0.0035,
=0.3465;
(2)4.62+9.9,
=4.62+10-0.1,
=14.52;
(3)4×0.6+0.06×960,
=4×0.6+0.6×96,
=(4+96)×0.6,
=100×0.6,
=60.
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(1)3.5%×9.9,
=0.035×(10-0.1),
=0.035×10-0.035×0.1,
=0.35-0.0035,
=0.3465;
(2)4.62+9.9,
=4.62+10-0.1,
=14.52;
(3)4×0.6+0.06×960,
=4×0.6+0.6×96,
=(4+96)×0.6,
=100×0.6,
=60.