问题
解答题
脱式计算
103×4+588
63÷7×20
624÷6×5.
答案
(1)103×4+588,
=412+588,
=1000;
(2)63÷7×20,
=9×20,
=180;
(3)624÷6×5,
=104×5,
=520.
脱式计算
103×4+588
63÷7×20
624÷6×5.
(1)103×4+588,
=412+588,
=1000;
(2)63÷7×20,
=9×20,
=180;
(3)624÷6×5,
=104×5,
=520.