问题
解答题
脱式计算.
|
答案
(1)100-80÷5,
=100-16,
=84;
(2)60+184÷7,
=60+
,184 7
=86
;2 7
(3)756÷6÷7,
=126÷7,
=18;
(4)198÷(3×3),
=198÷9,
=22.
脱式计算.
|
(1)100-80÷5,
=100-16,
=84;
(2)60+184÷7,
=60+
,184 7
=86
;2 7
(3)756÷6÷7,
=126÷7,
=18;
(4)198÷(3×3),
=198÷9,
=22.