计算:(-1⼀30)⼀(2⼀3-1⼀10+1⼀6-2⼀5)

2024-12-19 04:15:54
推荐回答(1个)
回答1:

(-1/30)/(2/3-1/10+1/6-2/5)
=1/30÷(1/10-2/3-1/6+2/5)
=1/30÷(-1/3)
=-1/10