Add 9/84 and 75/30
1st number: 9/84, 2nd number: 2 15/30
9/84 + 75/30 is 73/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
9/84 = 9 × 5/84 × 5 = 45/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
75/30 = 75 × 14/30 × 14 = 1050/420 - Add the two like fractions:
45/420 + 1050/420 = 45 + 1050/420 = 1095/420 - 1095/420 simplified gives 73/28
- So, 9/84 + 75/30 = 73/28
In mixed form: 217/28
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