1) 2 1/6 + 2 5/12 = 2 + 2 + 1/6 + 5/12 = 4 + 1/6 + 5/12 = 4 + 2/12 + 5/12 = 4 + 7/12 = 4 7/12
2) 6 2/15 + 42 18/25 = 6 + 42 + 2/15 + 18/25 = 48 + 2/15 + 18/25 = 48 + 10/75 + 54/75 = 48 + 64/75 = 48 64/75
3) 2 19/44 + 5 52/66 = 2 + 5 + 19/44 + 52/66 = 7 + 19/44 + 52/66 = 7 + 297/660 + 440/660 = 7 + 737/660 = 7 737/660
1) 2 1/6 + 2 5/12 = 2 + 2 + 1/6 + 5/12 = 4 + 1/6 + 5/12 = 4 + 2/12 + 5/12 = 4 + 7/12 = 4 7/12
2) 6 2/15 + 42 18/25 = 6 + 42 + 2/15 + 18/25 = 48 + 2/15 + 18/25 = 48 + 10/75 + 54/75 = 48 + 64/75 = 48 64/75
3) 2 19/44 + 5 52/66 = 2 + 5 + 19/44 + 52/66 = 7 + 19/44 + 52/66 = 7 + 297/660 + 440/660 = 7 + 737/660 = 7 737/660