Add 70/90 and 4/9
70/90 + 4/9 is 11/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 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 9 × 10 = 90,
4/9 = 4 × 10/9 × 10 = 40/90 - Add the two like fractions:
70/90 + 40/90 = 70 + 40/90 = 110/90 - 110/90 simplified gives 11/9
- So, 70/90 + 4/9 = 11/9
In mixed form: 12/9
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