问题
解答题
脱式计算
|
答案
(1)44×20-840÷21,
=880-40,
=840;
(2)45×13×4,
=585×4,
=2340;
(3)588÷(123-119),
=588÷4,
=147;
(4)900÷25×4,
=36×4,
=144.
脱式计算
|
(1)44×20-840÷21,
=880-40,
=840;
(2)45×13×4,
=585×4,
=2340;
(3)588÷(123-119),
=588÷4,
=147;
(4)900÷25×4,
=36×4,
=144.