Add 63/9 and 12/90
1st number: 7 0/9, 2nd number: 12/90
63/9 + 12/90 is 107/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
63/9 = 63 × 10/9 × 10 = 630/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
12/90 = 12 × 1/90 × 1 = 12/90 - Add the two like fractions:
630/90 + 12/90 = 630 + 12/90 = 642/90 - 642/90 simplified gives 107/15
- So, 63/9 + 12/90 = 107/15
In mixed form: 72/15
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