Add 72/9 and 21/48
1st number: 8 0/9, 2nd number: 21/48
72/9 + 21/48 is 135/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
72/9 = 72 × 16/9 × 16 = 1152/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
21/48 = 21 × 3/48 × 3 = 63/144 - Add the two like fractions:
1152/144 + 63/144 = 1152 + 63/144 = 1215/144 - 1215/144 simplified gives 135/16
- So, 72/9 + 21/48 = 135/16
In mixed form: 87/16
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