Add 75/80 and 63/28
1st number: 75/80, 2nd number: 2 7/28
75/80 + 63/28 is 51/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 28 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
75/80 = 75 × 7/80 × 7 = 525/560 - Likewise, for the 2nd fraction, since 28 × 20 = 560,
63/28 = 63 × 20/28 × 20 = 1260/560 - Add the two like fractions:
525/560 + 1260/560 = 525 + 1260/560 = 1785/560 - 1785/560 simplified gives 51/16
- So, 75/80 + 63/28 = 51/16
In mixed form: 33/16
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