Add 75/16 and 20/90
1st number: 4 11/16, 2nd number: 20/90
75/16 + 20/90 is 707/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
75/16 = 75 × 45/16 × 45 = 3375/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
20/90 = 20 × 8/90 × 8 = 160/720 - Add the two like fractions:
3375/720 + 160/720 = 3375 + 160/720 = 3535/720 - 3535/720 simplified gives 707/144
- So, 75/16 + 20/90 = 707/144
In mixed form: 4131/144
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