Add 20/80 and 3/7
20/80 + 3/7 is 19/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 7 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
20/80 = 20 × 7/80 × 7 = 140/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
3/7 = 3 × 80/7 × 80 = 240/560 - Add the two like fractions:
140/560 + 240/560 = 140 + 240/560 = 380/560 - 380/560 simplified gives 19/28
- So, 20/80 + 3/7 = 19/28
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