Add 84/90 and 75/9
1st number: 84/90, 2nd number: 8 3/9
84/90 + 75/9 is 139/15.
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,
84/90 = 84 × 1/90 × 1 = 84/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
75/9 = 75 × 10/9 × 10 = 750/90 - Add the two like fractions:
84/90 + 750/90 = 84 + 750/90 = 834/90 - 834/90 simplified gives 139/15
- So, 84/90 + 75/9 = 139/15
In mixed form: 94/15
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