1) 2 1/4:3/8:1/2= 2 1/4:3/8=6:1/2=12
2) 2 1/4:(3/8:1/2)= 3/8:1/2=3/4: 2 1/4=1/3
3)(6 3/4- 5 1/8: 1 9/32) :2 1/5= 6 3/4- 5 1/8= 1 5/8: 1 9/32= 1 11/41: 2 1/5=260/451
1) 2 1/4:3/8:1/2= 2 1/4:3/8=6:1/2=12
2) 2 1/4:(3/8:1/2)= 3/8:1/2=3/4: 2 1/4=1/3
3)(6 3/4- 5 1/8: 1 9/32) :2 1/5= 6 3/4- 5 1/8= 1 5/8: 1 9/32= 1 11/41: 2 1/5=260/451