题目内容
计算.
836÷4×2
687÷3-190
67+14×8
984÷2÷3.
836÷4×2
687÷3-190
67+14×8
984÷2÷3.
分析:(1)(2)(4)从左往右依次计算;
(3)先算乘法,再算加法.
(3)先算乘法,再算加法.
解答:解:(1)836÷4×2,
=209×2,
=418;
(2)687÷3-190,
=229-190,
=39;
(3)67+14×8,
=67+112,
=179;
(4)984÷2÷3,
=492÷3,
=164.
=209×2,
=418;
(2)687÷3-190,
=229-190,
=39;
(3)67+14×8,
=67+112,
=179;
(4)984÷2÷3,
=492÷3,
=164.
点评:此题主要考查学生对四则混合运算顺序的掌握情况.
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