问题
解答题
列式计算.
(1)2个36的积是多少?
(2)53.8与28.9的差,比它们的和少多少?
答案
(1)36×36=1296,
答:2个36的积是1296;
(2)(53.8+28.9)-(53.8-28.9),
=82.7-24.9,
=57.8;
答:少57.8.
列式计算.
(1)2个36的积是多少?
(2)53.8与28.9的差,比它们的和少多少?
(1)36×36=1296,
答:2个36的积是1296;
(2)(53.8+28.9)-(53.8-28.9),
=82.7-24.9,
=57.8;
答:少57.8.