Add 70/12 and 15/14
1st number: 5 10/12, 2nd number: 1 1/14
70/12 + 15/14 is 145/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
70/12 = 70 × 7/12 × 7 = 490/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
15/14 = 15 × 6/14 × 6 = 90/84 - Add the two like fractions:
490/84 + 90/84 = 490 + 90/84 = 580/84 - 580/84 simplified gives 145/21
- So, 70/12 + 15/14 = 145/21
In mixed form: 619/21
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