Add 27/5 and 70/90
1st number: 5 2/5, 2nd number: 70/90
27/5 + 70/90 is 278/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
27/5 = 27 × 18/5 × 18 = 486/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
70/90 = 70 × 1/90 × 1 = 70/90 - Add the two like fractions:
486/90 + 70/90 = 486 + 70/90 = 556/90 - 556/90 simplified gives 278/45
- So, 27/5 + 70/90 = 278/45
In mixed form: 68/45
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