Add 75/20 and 90/6
1st number: 3 15/20, 2nd number: 15 0/6
75/20 + 90/6 is 75/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
75/20 = 75 × 3/20 × 3 = 225/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
90/6 = 90 × 10/6 × 10 = 900/60 - Add the two like fractions:
225/60 + 900/60 = 225 + 900/60 = 1125/60 - 1125/60 simplified gives 75/4
- So, 75/20 + 90/6 = 75/4
In mixed form: 183/4
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