Add 18/84 and 64/35
1st number: 18/84, 2nd number: 1 29/35
18/84 + 64/35 is 143/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
18/84 = 18 × 5/84 × 5 = 90/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
64/35 = 64 × 12/35 × 12 = 768/420 - Add the two like fractions:
90/420 + 768/420 = 90 + 768/420 = 858/420 - 858/420 simplified gives 143/70
- So, 18/84 + 64/35 = 143/70
In mixed form: 23/70
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