题目内容
细心算一算
(1)4.8-(-1.2)+(-6)
(2)
-(
+4)
(3)-56÷(-28)-|-2|×5
(4)-48×(-
+
-
)
(5)-22-(-3)3×(-1)4.
(1)4.8-(-1.2)+(-6)
(2)
| 36 |
| 3 | -8 |
(3)-56÷(-28)-|-2|×5
(4)-48×(-
| 1 |
| 6 |
| 3 |
| 4 |
| 1 |
| 12 |
(5)-22-(-3)3×(-1)4.
(1)原式=4.8+1.2-6
=6-6
=0;
(2)原式=6-(-2+4)
=6-2
=4;
(3)原式=2-10
=-8;
(4)原式=8-36+4
=-24;
(5)原式=-4-(-27)×1
=-4+27
=23.
=6-6
=0;
(2)原式=6-(-2+4)
=6-2
=4;
(3)原式=2-10
=-8;
(4)原式=8-36+4
=-24;
(5)原式=-4-(-27)×1
=-4+27
=23.
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