问题
解答题
6.33×101-6.33
1.6×55.4-55.4×0.6
17.68÷5.2+2.7×1.5
35.6-5×1.73
(1.1-0.78)×(2.7-1.95)
答案
(1)6.33×101-6.33,
=(101-1)×6.33,
=100×6.33,
=633;
(2)1.6×55.4-55.4×0.6,
=(1.6-0.6)×55.4,
=1×55.4,
=55.4;
(3)17.68÷5.2+2.7×1.5,
=3.4+4.05,
=7.45;
(4)35.6-5×1.73,
=35.6-8.65,
=26.95;
(5)(1.1-0.78)×(2.7-1.95),
=0.32×0.75,
=0.24.