题目内容
脱式计算
6-
×
-
{1-(
-
)}÷
3.6×2
÷16.9÷(3
×1.16)×1.3
+
+
+…+
.
6-
| 5 |
| 3 |
| 1 |
| 2 |
| 1 |
| 6 |
{1-(
| 1 |
| 12 |
| 1 |
| 18 |
| 5 |
| 8 |
3.6×2
| 8 |
| 25 |
| 3 |
| 5 |
| 1 |
| 1×2 |
| 1 |
| 2×3 |
| 1 |
| 3×4 |
| 1 |
| 99×100 |
(1)6-
×
-
,
=6-
-
,
=6-(
+
),
=6-1,
=5;
(2){1-(
-
)}÷
,
=(1-
)÷
,
=
×
,
=1
;
(3)3.6×2
÷16.9÷(3
×1.16)×1.3,
=3.6×2
÷16.9÷4.176×1.3,
=3
×2
÷16
÷4
×1
,
=
;
(4)
+
+
+…+
,
=1-
+
-
+
-
+…+
-
,
=1-
,
=
.
| 5 |
| 3 |
| 1 |
| 2 |
| 1 |
| 6 |
=6-
| 5 |
| 6 |
| 1 |
| 6 |
=6-(
| 5 |
| 6 |
| 1 |
| 6 |
=6-1,
=5;
(2){1-(
| 1 |
| 12 |
| 1 |
| 18 |
| 5 |
| 8 |
=(1-
| 1 |
| 36 |
| 5 |
| 8 |
=
| 35 |
| 36 |
| 8 |
| 5 |
=1
| 5 |
| 9 |
(3)3.6×2
| 8 |
| 25 |
| 3 |
| 5 |
=3.6×2
| 8 |
| 25 |
=3
| 3 |
| 5 |
| 8 |
| 25 |
| 9 |
| 10 |
| 22 |
| 125 |
| 3 |
| 10 |
=
| 2 |
| 13 |
(4)
| 1 |
| 1×2 |
| 1 |
| 2×3 |
| 1 |
| 3×4 |
| 1 |
| 99×100 |
=1-
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 99 |
| 1 |
| 100 |
=1-
| 1 |
| 100 |
=
| 99 |
| 100 |
练习册系列答案
相关题目