题目内容
计算.
| 6.33×101-6.33 | 35.6-5×1.73 | 1.6×55.4-55.4×0.6 | 17.68÷5.2+2.7×1.5. |
解①6.33×101-6.33
=6.33×(101-1),
=6.33×100,
=633;
②35.6-5×1.73,
=35.6-8.65,
=26.95;
③1.6×55.4-55.4×0.6,
=55.4×(1.6-0.6),
=55.4×1,
=55.4;
17.68÷5.2+2.7×1.5,
=3.4+4.05,
=7.45.
=6.33×(101-1),
=6.33×100,
=633;
②35.6-5×1.73,
=35.6-8.65,
=26.95;
③1.6×55.4-55.4×0.6,
=55.4×(1.6-0.6),
=55.4×1,
=55.4;
17.68÷5.2+2.7×1.5,
=3.4+4.05,
=7.45.
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