1-1/3-1/4=?,1/7×7÷1/7×7=?,1-5÷9=?,3/4×5/6×8/15=?

来源：学生作业帮助网编辑：作业帮时间：2024/05/05 04:32:05

1-1/3-1/4=?,1/7×7÷1/7×7=?,1-5÷9=?,3/4×5/6×8/15=?
1-1/3-1/4=?,1/7×7÷1/7×7=?,1-5÷9=?,3/4×5/6×8/15=?

1-1/3-1/4=?,1/7×7÷1/7×7=?,1-5÷9=?,3/4×5/6×8/15=?
5/12,1,4/9,1/3