Add 7/63 and 9/90
7/63 + 9/90 is 19/90.
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,
7/63 = 7 × 10/63 × 10 = 70/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
9/90 = 9 × 7/90 × 7 = 63/630 - Add the two like fractions:
70/630 + 63/630 = 70 + 63/630 = 133/630 - 133/630 simplified gives 19/90
- So, 7/63 + 9/90 = 19/90
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