问题
解答题
用简便方法计算.
0.125×0.25×8×4
1927-528-472.
答案
(1)0.125×0.25×8×4,
=(0.125×8)×(0.25×4),
=1×1,
=1;
(2)1927-528-472,
=1927-(528+472),
=1927-1000,
=927.
用简便方法计算.
0.125×0.25×8×4
1927-528-472.
(1)0.125×0.25×8×4,
=(0.125×8)×(0.25×4),
=1×1,
=1;
(2)1927-528-472,
=1927-(528+472),
=1927-1000,
=927.