Add 75/90 and 15/9
1st number: 75/90, 2nd number: 1 6/9
75/90 + 15/9 is 5/2.
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,
75/90 = 75 × 1/90 × 1 = 75/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
15/9 = 15 × 10/9 × 10 = 150/90 - Add the two like fractions:
75/90 + 150/90 = 75 + 150/90 = 225/90 - 225/90 simplified gives 5/2
- So, 75/90 + 15/9 = 5/2
In mixed form: 21/2
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