题目内容
脱式计算,能简算的要简算.
(1)0.95×
+
×0.95
(2)
-
-
+
(3)10000÷25÷8÷4
(4)
+
-1.625-2.375+3.
(1)0.95×
| 2 |
| 7 |
| 5 |
| 7 |
(2)
| 5 |
| 19 |
| 13 |
| 17 |
| 4 |
| 17 |
| 14 |
| 19 |
(3)10000÷25÷8÷4
(4)
| 5 |
| 9 |
| 7 |
| 9 |
(1)0.95×
| 2 |
| 7 |
| 5 |
| 7 |
=0.95×(
| 2 |
| 7 |
| 5 |
| 7 |
=0.95;
(2)
| 5 |
| 19 |
| 13 |
| 17 |
| 4 |
| 17 |
| 14 |
| 19 |
=(
| 5 |
| 19 |
| 14 |
| 19 |
| 13 |
| 17 |
| 4 |
| 17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
| 5 |
| 9 |
| 7 |
| 9 |
=(
| 5 |
| 9 |
| 7 |
| 9 |
=4
| 1 |
| 3 |
=
| 1 |
| 3 |
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