
计算:(1)4-3×(-1)(2)-32×2-24÷(-83)(3)25+(3?127+13 )(4)(-24)×(18?13+14)+(-22
计算:(1)4-3×(-1)(2)-32×2-24÷(-83)(3)25+(3?127+13)(4)(-24)×(18?13+14)+(-22)...
计算:(1)4-3×(-1)(2)-32×2-24÷(-83)(3)25+(3?127+13 )(4)(-24)×(18?13+14)+(-22)
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(1)原式=4+3
=7;
(2)原式=-9×2+24×
=-18+9
=-9;
(3)原式=5-
+
=5;
(4)原式=-3+8-6-4
=-5.
=7;
(2)原式=-9×2+24×
3 |
8 |
=-18+9
=-9;
(3)原式=5-
1 |
3 |
1 |
3 |
=5;
(4)原式=-3+8-6-4
=-5.
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