Add 2/10 and 42/63
2/10 + 42/63 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
2/10 = 2 × 63/10 × 63 = 126/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
42/63 = 42 × 10/63 × 10 = 420/630 - Add the two like fractions:
126/630 + 420/630 = 126 + 420/630 = 546/630 - 546/630 simplified gives 13/15
- So, 2/10 + 42/63 = 13/15
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