Add 4/15 and 70/90
4/15 + 70/90 is 47/45.
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,
4/15 = 4 × 6/15 × 6 = 24/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
70/90 = 70 × 1/90 × 1 = 70/90 - Add the two like fractions:
24/90 + 70/90 = 24 + 70/90 = 94/90 - 94/90 simplified gives 47/45
- So, 4/15 + 70/90 = 47/45
In mixed form: 12/45
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