Fill in the box with numbers 1 to 9, which cannot be repeated □/□=□/□=□□□/□□ □/□=□/□=□□□/□□ □+□=□ □-□=□ □*□=□ □+□=□ □-□=□ □*□=□

Fill in the box with numbers 1 to 9, which cannot be repeated □/□=□/□=□□□/□□ □/□=□/□=□□□/□□ □+□=□ □-□=□ □*□=□ □+□=□ □-□=□ □*□=□

4/2=6/3=158/79
6/2=9/3=174/58
1+7=8
9-4=5
2*3=6
4+5=9
8-7=1
2*3=6