问题
解答题
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答案
(1)325+325+325+324,
=325+325+325+325-1,
=325×4-1,
=1300-1,
=1299;
(2)125×24,
=125×8×3,
=1000×3,
=3000;
(3)1200÷25,
=(1200×4)÷(25×4),
=4800÷100,
=48;
(4)908×11-908,
=908×(11-1),
=908×10,
=9080.
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(1)325+325+325+324,
=325+325+325+325-1,
=325×4-1,
=1300-1,
=1299;
(2)125×24,
=125×8×3,
=1000×3,
=3000;
(3)1200÷25,
=(1200×4)÷(25×4),
=4800÷100,
=48;
(4)908×11-908,
=908×(11-1),
=908×10,
=9080.