问题
解答题
脱式计算.
(
|
答案
(1)
×(11 13
×4 5
),26 33
=(
×11 13
)×26 33
,4 5
=
×2 3
,4 5
=
;8 15
(2)
×13+13 14
,13 14
=
×(13+1),13 14
=
×14,13 14
=13;
(3)(
+3 4
)×32,5 8
=
×32+3 4
×32,5 8
=24+20,
=44.