Add 70/90 and 2/5
70/90 + 2/5 is 53/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
70/90 = 70 × 1/90 × 1 = 70/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
2/5 = 2 × 18/5 × 18 = 36/90 - Add the two like fractions:
70/90 + 36/90 = 70 + 36/90 = 106/90 - 106/90 simplified gives 53/45
- So, 70/90 + 2/5 = 53/45
In mixed form: 18/45
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