问题
解答题
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答案
(1)39×(46-28)+53,
=39×18+53,
=702+53,
=755;
(2)213-(98+22)÷60,
=213-120÷60,
=213-2,
=211;
(3)325÷13×(277-249),
=325÷13×28,
=25×28,
=700;
(4)274×8+126×8,
=(274+126)×8,
=400×8,
=3200;
(5)(120-1456÷26)×63,
=(120-56)×63,
=64×63,
=4032.