11⼀5⼀×(1⼀3-1⼀2)×3⼀11÷(-5⼀4)-1^2012= 要详细的过程哦、谢谢

2025-03-23 22:06:04
推荐回答(1个)
回答1:

11/5×(1/3-1/2)×3/11÷(-5/4)-1^2012
=11/5×(-1/6)×3/11÷(-5/4)-1
=3/5×1/6×4/5-1
=2/25-1
=-23/25