问题
解答题
脱式计算.
|
答案
(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.
脱式计算.
|
(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.