Add 20/70 and 1/18
20/70 + 1/18 is 43/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
20/70 = 20 × 9/70 × 9 = 180/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
1/18 = 1 × 35/18 × 35 = 35/630 - Add the two like fractions:
180/630 + 35/630 = 180 + 35/630 = 215/630 - 215/630 simplified gives 43/126
- So, 20/70 + 1/18 = 43/126
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