Add 72/84 and 42/3
1st number: 72/84, 2nd number: 14 0/3
72/84 + 42/3 is 104/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
72/84 = 72 × 1/84 × 1 = 72/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
42/3 = 42 × 28/3 × 28 = 1176/84 - Add the two like fractions:
72/84 + 1176/84 = 72 + 1176/84 = 1248/84 - 1248/84 simplified gives 104/7
- So, 72/84 + 42/3 = 104/7
In mixed form: 146/7
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