题目内容
计算题
①(9.18×
-2
)÷
②7.8÷[32×(1-
)+3.6]
③6.5×8+4
×8-8
④12×(
+
-
).
①(9.18×
| 1 |
| 3 |
| 1 |
| 2 |
| 11 |
| 15 |
②7.8÷[32×(1-
| 5 |
| 8 |
③6.5×8+4
| 1 |
| 2 |
④12×(
| 1 |
| 4 |
| 1 |
| 6 |
| 1 |
| 3 |
①(9.18×
-2
)÷
,
=(3.06-2.5)×
,
=0.56×
,
=
×
=
;
②7.8÷[32×(1-
)+3.6],
=7.8÷[32×
+3.6],
=7.8÷15.6,
=0.5;
③6.5×8+4
×8-8,
=8×(6.5+4.5-1),
=8×10,
=80;
④12×(
+
-
),
=12×
+12×
-12×
,
=3+2-4,
=1.
| 1 |
| 3 |
| 1 |
| 2 |
| 11 |
| 15 |
=(3.06-2.5)×
| 15 |
| 11 |
=0.56×
| 15 |
| 11 |
=
| 14 |
| 25 |
| 15 |
| 11 |
=
| 42 |
| 55 |
②7.8÷[32×(1-
| 5 |
| 8 |
=7.8÷[32×
| 3 |
| 8 |
=7.8÷15.6,
=0.5;
③6.5×8+4
| 1 |
| 2 |
=8×(6.5+4.5-1),
=8×10,
=80;
④12×(
| 1 |
| 4 |
| 1 |
| 6 |
| 1 |
| 3 |
=12×
| 1 |
| 4 |
| 1 |
| 6 |
| 1 |
| 3 |
=3+2-4,
=1.
练习册系列答案
相关题目