Add 2/63 and 7/90
2/63 + 7/90 is 23/210.
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,
2/63 = 2 × 10/63 × 10 = 20/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
7/90 = 7 × 7/90 × 7 = 49/630 - Add the two like fractions:
20/630 + 49/630 = 20 + 49/630 = 69/630 - 69/630 simplified gives 23/210
- So, 2/63 + 7/90 = 23/210
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