问题
解答题
(1)(2-0.6)÷
(2)125×(8+
|
答案
(1)(2-0.6)÷7 15
=1
÷2 5
,7 15
=
×7 5
,15 7
=3;
(2)125×(8+
)3 250
=125×8+125×
,3 250
=1000+
,3 2
=1001
.1 2
(1)(2-0.6)÷
(2)125×(8+
|
(1)(2-0.6)÷7 15
=1
÷2 5
,7 15
=
×7 5
,15 7
=3;
(2)125×(8+
)3 250
=125×8+125×
,3 250
=1000+
,3 2
=1001
.1 2