Add 75/20 and 90/16
1st number: 3 15/20, 2nd number: 5 10/16
75/20 + 90/16 is 75/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
75/20 = 75 × 4/20 × 4 = 300/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
90/16 = 90 × 5/16 × 5 = 450/80 - Add the two like fractions:
300/80 + 450/80 = 300 + 450/80 = 750/80 - 750/80 simplified gives 75/8
- So, 75/20 + 90/16 = 75/8
In mixed form: 93/8
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