Add 54/8 and 70/15
1st number: 6 6/8, 2nd number: 4 10/15
54/8 + 70/15 is 137/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
54/8 = 54 × 15/8 × 15 = 810/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
70/15 = 70 × 8/15 × 8 = 560/120 - Add the two like fractions:
810/120 + 560/120 = 810 + 560/120 = 1370/120 - 1370/120 simplified gives 137/12
- So, 54/8 + 70/15 = 137/12
In mixed form: 115/12
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