Question

Add.
18 5/12 + 8 10/17 + 23 7/12 + 28 7/17
A. 77
B. 77 1/2
C. 78 1/2
D. 79

Answer 1

18(5/12) = (18*12)+5)/12

use this method to make all the numbers in p/q form
then take least common multiple of the denominator

and then you can solve the question

Answer 2

Thank you sooo much i have been stuck on a question all day thank you

Answer 3

your welcome

Answer 4

wait hold on the answer you gave me is not on the sheet. let me edit the question

Answer 5

there now answer it

Answer 6

\[18(5/12) =((18*12)+5)/12\] = 221/12
\[8(10/17) = ((8*17) +10)/17 = 146/17\]
\[23(7/12)= ((23*12) +7)/12 = 283/12\]
\[28(7/17) = ((28*17)+7)/17 = 483/17\]



(221/12) + (283/12) = (504/12) = 42
(146/17) + (483/17) = (629/17) = 37

42+37 = 79