问题
解答题
|
答案
(1)1485+290÷58,
=1485+5,
=1490;
(2)0.125×32×0.25,
=(0.125×8)×(4×0.25),
=1×1,
=1;
(3)1080-63.58-36.42,
=1080-(63.58+36.42),
=1080-100,
=980;
(4)(
+1 3
)×24,1 4
=
×24+1 3
×24,1 4
=8+6,
=14;
(5)168.1÷(4.3×2-0.4),
=168.1÷(8.6-0.4),
=168.1÷8.2,
=20.5;
(6)(
+5 8
)÷(1 4
-2 3
),1 2
=
÷7 8
,1 6
=
×6,7 8
=
,21 4
=5
.1 4