Add 63/28 and 54/30
1st number: 2 7/28, 2nd number: 1 24/30
63/28 + 54/30 is 81/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
63/28 = 63 × 15/28 × 15 = 945/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
54/30 = 54 × 14/30 × 14 = 756/420 - Add the two like fractions:
945/420 + 756/420 = 945 + 756/420 = 1701/420 - 1701/420 simplified gives 81/20
- So, 63/28 + 54/30 = 81/20
In mixed form: 41/20
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