Add 12/8 and 28/30
1st number: 1 4/8, 2nd number: 28/30
12/8 + 28/30 is 73/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
12/8 = 12 × 15/8 × 15 = 180/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
28/30 = 28 × 4/30 × 4 = 112/120 - Add the two like fractions:
180/120 + 112/120 = 180 + 112/120 = 292/120 - 292/120 simplified gives 73/30
- So, 12/8 + 28/30 = 73/30
In mixed form: 213/30
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