问题
解答题
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答案
(1)2000-586-114,
=2000-(586+114),
=2000-700,
=1300;
(2)55×25+25×45,
=(55+45)×25,
=100×25,
=2500;
(3)(40+4)×25,
=40×25+4×25,
=1000+100,
=1100;
(4)540÷12÷5,
=540÷(12×5),
=540÷60,
=9;
(5)77×13-13×27,
=(77-27)×13,
=50×13,
=650;
(6)104×32,
=(100+4)×32,
=100×32+32×4,
=3200+128,
=3328.