Add 14/15 and 70/90
14/15 + 70/90 is 77/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
14/15 = 14 × 6/15 × 6 = 84/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
70/90 = 70 × 1/90 × 1 = 70/90 - Add the two like fractions:
84/90 + 70/90 = 84 + 70/90 = 154/90 - 154/90 simplified gives 77/45
- So, 14/15 + 70/90 = 77/45
In mixed form: 132/45
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