Add 84/15 and 72/30
1st number: 5 9/15, 2nd number: 2 12/30
84/15 + 72/30 is 8/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
84/15 = 84 × 2/15 × 2 = 168/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
72/30 = 72 × 1/30 × 1 = 72/30 - Add the two like fractions:
168/30 + 72/30 = 168 + 72/30 = 240/30 - 240/30 simplified gives 8/1
- So, 84/15 + 72/30 = 8/1
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