Add 8/70 and 18/63
8/70 + 18/63 is 2/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
8/70 = 8 × 9/70 × 9 = 72/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
18/63 = 18 × 10/63 × 10 = 180/630 - Add the two like fractions:
72/630 + 180/630 = 72 + 180/630 = 252/630 - 252/630 simplified gives 2/5
- So, 8/70 + 18/63 = 2/5
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