Add 14/7 and 72/90
1st number: 2 0/7, 2nd number: 72/90
14/7 + 72/90 is 14/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
14/7 = 14 × 90/7 × 90 = 1260/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
72/90 = 72 × 7/90 × 7 = 504/630 - Add the two like fractions:
1260/630 + 504/630 = 1260 + 504/630 = 1764/630 - 1764/630 simplified gives 14/5
- So, 14/7 + 72/90 = 14/5
In mixed form: 24/5
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