问题
解答题
能简算的要简算
|
答案
(1)101×100-73-37,
=10100-(73+37),
=10100-110,
=9990;
(2)
×2 7
+5 7
×2 7
,6 7
=
×(2 7
+5 7
),6 7
=
×2 7
,11 7
=
;22 49
(3)(
+5 6
+3 8
)×24,5 12
=
×24+5 6
×24+3 8
×24,5 12
=20+9+10,
=39;
(4)94×2.25÷(3.5+5.9),
=94×2.25÷9.4,
=94×2.25÷94×10,
=22.5;
(5)(
-2 3
×3 7
)÷4 15
,5 6
=(
-2 3
)×4 35
,6 5
=
;116 175
(6)
×[4 5
÷(13 16
+3 4
)],1 3
=
×[4 5
×13 16
],12 13
=
×4 5
,3 4
=
.3 5