Add 5/63 and 70/90
5/63 + 70/90 is 6/7.
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,
5/63 = 5 × 10/63 × 10 = 50/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
70/90 = 70 × 7/90 × 7 = 490/630 - Add the two like fractions:
50/630 + 490/630 = 50 + 490/630 = 540/630 - 540/630 simplified gives 6/7
- So, 5/63 + 70/90 = 6/7
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