题目内容
脱式计算.
| 905-15×4 | 168×(12÷6) | (71+19)÷9 | 735÷7÷3 |
(1)905-15×4,
=905-60,
=845;
(2)168×(12÷6),
=168×2,
=336;
(3)(71+19)÷9,
=90÷9,
=10;
(4)735÷7÷3,
=105÷3,
=35.
=905-60,
=845;
(2)168×(12÷6),
=168×2,
=336;
(3)(71+19)÷9,
=90÷9,
=10;
(4)735÷7÷3,
=105÷3,
=35.
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