问题
解答题
计算:(1)-22÷
(2)-10+8÷(-2)2-(-4)×(-3) |
答案
(1)-22÷
×(-4 9
)22 3
=-9×4 9
=-4;
(2)-10+8÷(-2)2-(-4)×(-3)
=-10+2-12
=-20.
计算:(1)-22÷
(2)-10+8÷(-2)2-(-4)×(-3) |
(1)-22÷
×(-4 9
)22 3
=-9×4 9
=-4;
(2)-10+8÷(-2)2-(-4)×(-3)
=-10+2-12
=-20.