Add 6/63 and 18/90
6/63 + 18/90 is 31/105.
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,
6/63 = 6 × 10/63 × 10 = 60/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
18/90 = 18 × 7/90 × 7 = 126/630 - Add the two like fractions:
60/630 + 126/630 = 60 + 126/630 = 186/630 - 186/630 simplified gives 31/105
- So, 6/63 + 18/90 = 31/105
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