Add 75/16 and 20/45
1st number: 4 11/16, 2nd number: 20/45
75/16 + 20/45 is 739/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 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 45 × 16 = 720,
20/45 = 20 × 16/45 × 16 = 320/720 - Add the two like fractions:
3375/720 + 320/720 = 3375 + 320/720 = 3695/720 - 3695/720 simplified gives 739/144
- So, 75/16 + 20/45 = 739/144
In mixed form: 519/144
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