Find the sum
`7 1/2+5/9+2/3`

Find the sum 3 1/5+4 3/5+7 2/5

Find the sum 1 2/7+3/7+2 5/7

Find the sum of 1/8+5/12+2/7+7/12+9/7+(-5/16)

Find the sum: 4 3/4+9 2/5

Find the sum: 5/9+\ 6+1 5/7

Find the sum of 1-2sqrt5 and 3+7sqrt5

Find the sum of 7 terms of the sequence ((1)/(5)+(2)/(5^(2))+(3)/(5^(3))),((1)/(5^(4))+(2)/(565)+(3)/(5^(6))),((1)/(5^(7))+(2)/(5^(8))+(3)/(5^(9)))

Find the sum of (3)/(2)-(5)/(6)+(7)/(18)-(9)/(54)+....oo

Find the sum of 1+3 + 5 +7 + … 21

Find the sum (1^(2))/(2)-(3^(2))/(2^(2))+(5^(2))/(2^(3))-(7^(2))/(2^(4))+...oo