问题
解答题
3000÷24+103×32 10.8×(
2.36÷4+4.58×0.25+1
4.5+5.5×3.6×0.1 (3.25-0.8×
(5
|
答案
(1)3000÷24+103×32
=125+4160
=4285;
(2)10.8×(
+2 3
+5 6
)4 9
=10.8×
+10.8×2 3
+10.8×5 6 4 9
=7.2+9+4.8
=21;
(3)2.36÷4+4.58×0.25+1
×3 50 1 4
=2.36×
+4.58×1 4
+11 4
×3 50 1 4
=(2.36+4.58+1
)×3 50 1 4
=8×1 4
=2;
(4)4.5+5.5×3.6×0.1
=4.5+19.8
=24.3;
(5)(3.25-0.8×
)÷(65 8
-3.5)1 4
=(3.25-0.5)÷2.75
=2.75÷2.75
=1;
(6)(5
-2.75)÷[(1 2
+22 7
)×1 2
].7 13
=2.75÷[
×39 14
].7 13
=
×11 4 2 3
=
.11 6