Add 7/63 and 49/70
7/63 + 49/70 is 73/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 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 70 × 9 = 630,
49/70 = 49 × 9/70 × 9 = 441/630 - Add the two like fractions:
70/630 + 441/630 = 70 + 441/630 = 511/630 - 511/630 simplified gives 73/90
- So, 7/63 + 49/70 = 73/90
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