716-166-126716-(166-126)318-108+72318-(108+72)71÷6÷372÷(6÷3)84÷7×384÷(7×3)3×7+83×(7+8)12×9-312×(9-3)

题目简介

716-166-126716-(166-126)318-108+72318-(108+72)71÷6÷372÷(6÷3)84÷7×384÷(7×3)3×7+83×(7+8)12×9-312×(9-3)

题目详情

716-166-126
716-(166-126)
318-108+72
318-(108+72)
71÷6÷3
72÷(6÷3)
84÷7×3
84÷(7×3)
3×7+8
3×(7+8)
12×9-3
12×(9-3)
题型:解答题难度:中档来源:不详

答案

(1)716-166-126
=550-126
=424;

716-(166-126)
=716-40
=676;

(2)318-108+72
=210+72
=282;

318-(108+72)
=318-180
=138;

(3)72÷6÷3
=12÷3
=4;

72÷(6÷3)
=72÷2
=36;

(4)84÷7×3
=12×3
=36;

84÷(7×3)
=84÷21
=4;

(5)3×7+8
=21+8
=29;

3×(7+8)
=3×15
=45;

(6)12×9-3
=108-3
=105;

12×(9-3)
=12×6
=72.

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