Add 70/15 and 75/27
1st number: 4 10/15, 2nd number: 2 21/27
70/15 + 75/27 is 67/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 15 × 9 = 135,
70/15 = 70 × 9/15 × 9 = 630/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
75/27 = 75 × 5/27 × 5 = 375/135 - Add the two like fractions:
630/135 + 375/135 = 630 + 375/135 = 1005/135 - 1005/135 simplified gives 67/9
- So, 70/15 + 75/27 = 67/9
In mixed form: 74/9
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