题目内容
递等式计算,能简便的算式要简便计算
| 1300÷25÷4 | 125×32×25 | 213×35+213×65 |
| 10900+35×54 | 156×l0l-156 | 952÷34×68. |
(1)1300÷25÷4,
=1300÷(25×4),
=1300÷100,
=13;
(2)125×32×25,
=(125×8)×(4×25),
=1000×100,
=100000;
(3)213×35+213×65,
=213×(35+65),
=213×100,
=21300;
(4)10900+35×54,
=10900+1890,
=12790;
(5)156×l0l-156,
=156×(l00-l),
=156×100,
=15600;
(6)952÷34×68,
=28×68,
=1904.
=1300÷(25×4),
=1300÷100,
=13;
(2)125×32×25,
=(125×8)×(4×25),
=1000×100,
=100000;
(3)213×35+213×65,
=213×(35+65),
=213×100,
=21300;
(4)10900+35×54,
=10900+1890,
=12790;
(5)156×l0l-156,
=156×(l00-l),
=156×100,
=15600;
(6)952÷34×68,
=28×68,
=1904.
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