Add 70/9 and 2/90
1st number: 7 7/9, 2nd number: 2/90
70/9 + 2/90 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
70/9 = 70 × 10/9 × 10 = 700/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
2/90 = 2 × 1/90 × 1 = 2/90 - Add the two like fractions:
700/90 + 2/90 = 700 + 2/90 = 702/90 - 702/90 simplified gives 39/5
- So, 70/9 + 2/90 = 39/5
In mixed form: 74/5
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