You need a common denominator to subtract fractions.
7 1/4 = 7 2/8 = 6 10/8
6 10/8 - 3 3/8 = 3 7/8
What is 7 1/4 minus 3 3/8?
3 answers
7 1/4 = 29/4 = 58/8
3 3/8 = 27/8
58/8 - 27/8 = 31/8 = 3 7/8
3 3/8 = 27/8
58/8 - 27/8 = 31/8 = 3 7/8
change the fractions to all over 8ths. for instance 7*8 is 56+(1/4)= 58/8
now do the same for 3 3/8th
now do the same for 3 3/8th