Add 90/48 and 9/12
1st number: 1 42/48, 2nd number: 9/12
90/48 + 9/12 is 21/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 12 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 48 × 1 = 48,
90/48 = 90 × 1/48 × 1 = 90/48 - Likewise, for the 2nd fraction, since 12 × 4 = 48,
9/12 = 9 × 4/12 × 4 = 36/48 - Add the two like fractions:
90/48 + 36/48 = 90 + 36/48 = 126/48 - 126/48 simplified gives 21/8
- So, 90/48 + 9/12 = 21/8
In mixed form: 25/8
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