Add 28/80 and 14/7
1st number: 28/80, 2nd number: 2 0/7
28/80 + 14/7 is 47/20.
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,
28/80 = 28 × 7/80 × 7 = 196/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
14/7 = 14 × 80/7 × 80 = 1120/560 - Add the two like fractions:
196/560 + 1120/560 = 196 + 1120/560 = 1316/560 - 1316/560 simplified gives 47/20
- So, 28/80 + 14/7 = 47/20
In mixed form: 27/20
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