Add 63/7 and 90/60
1st number: 9 0/7, 2nd number: 1 30/60
63/7 + 90/60 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
63/7 = 63 × 60/7 × 60 = 3780/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
90/60 = 90 × 7/60 × 7 = 630/420 - Add the two like fractions:
3780/420 + 630/420 = 3780 + 630/420 = 4410/420 - 4410/420 simplified gives 21/2
- So, 63/7 + 90/60 = 21/2
In mixed form: 101/2
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