Add 15/60 and 84/7
1st number: 15/60, 2nd number: 12 0/7
15/60 + 84/7 is 49/4.
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,
15/60 = 15 × 7/60 × 7 = 105/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
84/7 = 84 × 60/7 × 60 = 5040/420 - Add the two like fractions:
105/420 + 5040/420 = 105 + 5040/420 = 5145/420 - 5145/420 simplified gives 49/4
- So, 15/60 + 84/7 = 49/4
In mixed form: 121/4
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