题目内容
怎样简便就怎样计算.
| 1.25×8.8 | 0.71×6.29+0.71×3.61 | 36.6÷2×0.5. |
(1)1.25×8.8,
=1.25×(8×1.1),
=1.25×8×1.1,
=10×1.1,
=11;
(2)0.71×6.29+0.71×3.61,
=0.71×(6.29+3.61),
=0.71×10,
=7.1;
(3)36.6÷2×0.5,
=18.3×0.5,
=9.15.
=1.25×(8×1.1),
=1.25×8×1.1,
=10×1.1,
=11;
(2)0.71×6.29+0.71×3.61,
=0.71×(6.29+3.61),
=0.71×10,
=7.1;
(3)36.6÷2×0.5,
=18.3×0.5,
=9.15.
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