Add 10/84 and 75/30
1st number: 10/84, 2nd number: 2 15/30
10/84 + 75/30 is 55/21.
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,
10/84 = 10 × 5/84 × 5 = 50/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
75/30 = 75 × 14/30 × 14 = 1050/420 - Add the two like fractions:
50/420 + 1050/420 = 50 + 1050/420 = 1100/420 - 1100/420 simplified gives 55/21
- So, 10/84 + 75/30 = 55/21
In mixed form: 213/21
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