Add 21/7 and 63/48
1st number: 3 0/7, 2nd number: 1 15/48
21/7 + 63/48 is 69/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 7 × 48 = 336,
21/7 = 21 × 48/7 × 48 = 1008/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
63/48 = 63 × 7/48 × 7 = 441/336 - Add the two like fractions:
1008/336 + 441/336 = 1008 + 441/336 = 1449/336 - 1449/336 simplified gives 69/16
- So, 21/7 + 63/48 = 69/16
In mixed form: 45/16
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