Add 28/60 and 80/7
1st number: 28/60, 2nd number: 11 3/7
28/60 + 80/7 is 1249/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
28/60 = 28 × 7/60 × 7 = 196/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
80/7 = 80 × 60/7 × 60 = 4800/420 - Add the two like fractions:
196/420 + 4800/420 = 196 + 4800/420 = 4996/420 - 4996/420 simplified gives 1249/105
- So, 28/60 + 80/7 = 1249/105
In mixed form: 1194/105
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