Add 75/14 and 15/90
1st number: 5 5/14, 2nd number: 15/90
75/14 + 15/90 is 116/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
75/14 = 75 × 45/14 × 45 = 3375/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
15/90 = 15 × 7/90 × 7 = 105/630 - Add the two like fractions:
3375/630 + 105/630 = 3375 + 105/630 = 3480/630 - 3480/630 simplified gives 116/21
- So, 75/14 + 15/90 = 116/21
In mixed form: 511/21
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