问题
解答题
细心算一算 (1)4.8-(-1.2)+(-6) (2)
(3)-56÷(-28)-|-2|×5 (4)-48×(-
(5)-22-(-3)3×(-1)4. |
答案
(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.
细心算一算 (1)4.8-(-1.2)+(-6) (2)
(3)-56÷(-28)-|-2|×5 (4)-48×(-
(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.