问题
解答题
脱式计算.
12×28+567÷21
336÷(12+750÷25)
560-912÷24×5
592÷(71-34)×16.
答案
(1)12×28+567÷21,
=336+27,
=363;
(2)336÷(12+750÷25),
=336÷(12+30),
=336÷42,
=8;
(3)560-912÷24×5,
=560-38×5,
=560-190,
=370;
(4)592÷(71-34)×16,
=592÷37×16,
=16×16,
=256.