Add 63/10 and 90/12
1st number: 6 3/10, 2nd number: 7 6/12
63/10 + 90/12 is 69/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
63/10 = 63 × 6/10 × 6 = 378/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
90/12 = 90 × 5/12 × 5 = 450/60 - Add the two like fractions:
378/60 + 450/60 = 378 + 450/60 = 828/60 - 828/60 simplified gives 69/5
- So, 63/10 + 90/12 = 69/5
In mixed form: 134/5
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