Add 20/14 and 72/45
1st number: 1 6/14, 2nd number: 1 27/45
20/14 + 72/45 is 106/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
20/14 = 20 × 45/14 × 45 = 900/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
72/45 = 72 × 14/45 × 14 = 1008/630 - Add the two like fractions:
900/630 + 1008/630 = 900 + 1008/630 = 1908/630 - 1908/630 simplified gives 106/35
- So, 20/14 + 72/45 = 106/35
In mixed form: 31/35
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