题目内容
计算
9846-87×(360÷60) | 508×345÷(1526-1521) |
分析:(1)先算除法,再算乘法,最后算减法;
(2)先算减法,再算乘法,最后算除法.
(2)先算减法,再算乘法,最后算除法.
解答:解:
(1)9846-87×(360÷60),
=9846-87×6,
=9846-522,
=9324;
(2)508×345÷(1526-1521),
=508×345÷5,
=175260÷5,
=35052.
(1)9846-87×(360÷60),
=9846-87×6,
=9846-522,
=9324;
(2)508×345÷(1526-1521),
=508×345÷5,
=175260÷5,
=35052.
点评:四则运算,先弄清运算顺序,然后再进一步计算,能简算的要简算.
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9846-87×(360÷60) | 508×345÷(1526-1521) |