问题
解答题
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答案
(1)135+39+65+11,
=(135+65)+(39+11),
=200+50,
=250;
(2)96×27+27×4,
=(96+4)×27,
=100×27,
=2700;
(3)3200÷25÷4,
=3200÷(25×4),
=3200÷100,
=32;
(4)56×301-56,
=56×(301-1),
=56×300,
=16800.
|
(1)135+39+65+11,
=(135+65)+(39+11),
=200+50,
=250;
(2)96×27+27×4,
=(96+4)×27,
=100×27,
=2700;
(3)3200÷25÷4,
=3200÷(25×4),
=3200÷100,
=32;
(4)56×301-56,
=56×(301-1),
=56×300,
=16800.