比一比,算一算.(75+15)×28-14______,75+15×28-14______;1500÷25-(18+8)______,1500÷(25-18+8)______;(28+32)÷(4-3

题目简介

比一比,算一算.(75+15)×28-14______,75+15×28-14______;1500÷25-(18+8)______,1500÷(25-18+8)______;(28+32)÷(4-3

题目详情

比一比,算一算.
(75+15)×28-14______,75+15×28-14______;
1500÷25-(18+8)______,1500÷(25-18+8)______;
(28+32)÷(4-3)______,28+(32÷4-3)______.
题型:解答题难度:中档来源:不详

答案

(1)(75+15)×28-14,
=90×28-14,
=2520-14,
=2506;

(2)75+15×28-14,
=75+420-14,
=481;

(3)1500÷25-(18+8),
=1500÷25-26,
=60-26,
=34;

(4)1500÷(25-18+8),
=1500÷15,
=100;

(5)(28+32)÷(4-3),
=60÷1,
=60;

(6)28+(32÷4-3),
=28+(8-3),
=28+5,
=33.

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