solove this fractions 7/64+ 20 7/8 +5/32=
\(\frac{7}{64}+20\frac{7}{8}+\frac{5}{32}=\ \ \ \ | make\ common\ denominators\\\\ \frac{7}{64}+20\frac{56}{64}+\frac{10}{64}=20\frac{7+56+10}{64}=20\frac{73}{64}=21\frac{9}{64}\\\\ Solution\ is\ 21\frac{9}{64}.\)
firs make the botom numbers the smaethe smallest number all of them will go into is 647/6420 and 7/8multiply 20 by 8 and add to 7167/8multiply by 8/81336/645/32multiply by 210/64add 7/64+1336/64+10/64=1353/64=21 and 9/64