Add 9/48 and 72/21
1st number: 9/48, 2nd number: 3 9/21
9/48 + 72/21 is 405/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
9/48 = 9 × 7/48 × 7 = 63/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
72/21 = 72 × 16/21 × 16 = 1152/336 - Add the two like fractions:
63/336 + 1152/336 = 63 + 1152/336 = 1215/336 - 1215/336 simplified gives 405/112
- So, 9/48 + 72/21 = 405/112
In mixed form: 369/112
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