题目内容
计算题:
4050-6300÷42
5.04×6.5-2.76
175×
+
×175
[
+
×(
-0.375)]÷
.
4050-6300÷42
5.04×6.5-2.76
175×
| 3 |
| 10 |
| 7 |
| 10 |
[
| 1 |
| 3 |
| 8 |
| 33 |
| 5 |
| 6 |
| 2 |
| 3 |
(1)4050-6300÷42,
=4050-150,
=3900;
(2)5.04×6.5-2.76
=32.76-2.76,
=30;
(3)175×
+
×175,
=(
+
)×175,
=1×175,
=175;
(4)[
+
×(
-0.375)]÷
=[
+
×(
-
)]÷
,
=[
+
×
]×
,
=[
+
]×
,
=
×
,
=
.
=4050-150,
=3900;
(2)5.04×6.5-2.76
=32.76-2.76,
=30;
(3)175×
| 3 |
| 10 |
| 7 |
| 10 |
=(
| 3 |
| 10 |
| 7 |
| 10 |
=1×175,
=175;
(4)[
| 1 |
| 3 |
| 8 |
| 33 |
| 5 |
| 6 |
| 2 |
| 3 |
=[
| 1 |
| 3 |
| 8 |
| 33 |
| 5 |
| 6 |
| 3 |
| 8 |
| 2 |
| 3 |
=[
| 1 |
| 3 |
| 8 |
| 33 |
| 11 |
| 24 |
| 3 |
| 2 |
=[
| 1 |
| 3 |
| 1 |
| 9 |
| 3 |
| 2 |
=
| 4 |
| 9 |
| 3 |
| 2 |
=
| 2 |
| 3 |
练习册系列答案
相关题目