Add 14/63 and 28/90
14/63 + 28/90 is 8/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
14/63 = 14 × 10/63 × 10 = 140/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
28/90 = 28 × 7/90 × 7 = 196/630 - Add the two like fractions:
140/630 + 196/630 = 140 + 196/630 = 336/630 - 336/630 simplified gives 8/15
- So, 14/63 + 28/90 = 8/15
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