What is 2 3/4 subtract 1 1/3

2 and 3/4=2+3/4

1 and 1/3=1+1/3

2 and 3/4 minus (1 and 1/3)

2+3/4 - (1+1/3)

2+3/4-1-1/3

2-1+3/4-1/3

1+3/4-1/3

make bottom number same

3/4-1/3

3/4 times 3/3=9/12

1/3 times 4/4=4/12

3/4-1/2=9/12-4/12=5/12

1+5/12

1 and 5/12