Add 28/60 and 63/7
1st number: 28/60, 2nd number: 9 0/7
28/60 + 63/7 is 142/15.
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,
63/7 = 63 × 60/7 × 60 = 3780/420 - Add the two like fractions:
196/420 + 3780/420 = 196 + 3780/420 = 3976/420 - 3976/420 simplified gives 142/15
- So, 28/60 + 63/7 = 142/15
In mixed form: 97/15
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