Find the sum : 5 7 3 2 + + 5 7 1 3 = = Find the sum : 7 5 1 2 + + 7 5 3 8 = = = Find the sum : 8 8 1 3 + + 8 8 3 2 = = = Find the sum : 7 4 2 3 + + 7 4 2 2 = = = = Find the sum : 10 6 3 2 + + 10 6 2 4 = = = = 2 Find the Difference: 10 6 7 4 - - 10 6 2 3 = = = Find the Difference: 6 8 5 7 - - 3 4 8 6 = = = Find the Difference: 3 4 10 7 - - 10 1 4 4 = = = |