Add 72/90 and 14/63
72/90 + 14/63 is 46/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
72/90 = 72 × 7/90 × 7 = 504/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
14/63 = 14 × 10/63 × 10 = 140/630 - Add the two like fractions:
504/630 + 140/630 = 504 + 140/630 = 644/630 - 644/630 simplified gives 46/45
- So, 72/90 + 14/63 = 46/45
In mixed form: 11/45
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