Add 21/7 and 24/80
1st number: 3 0/7, 2nd number: 24/80
21/7 + 24/80 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
21/7 = 21 × 80/7 × 80 = 1680/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
24/80 = 24 × 7/80 × 7 = 168/560 - Add the two like fractions:
1680/560 + 168/560 = 1680 + 168/560 = 1848/560 - 1848/560 simplified gives 33/10
- So, 21/7 + 24/80 = 33/10
In mixed form: 33/10
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