Add 42/3 and 21/8
1st number: 14 0/3, 2nd number: 2 5/8
42/3 + 21/8 is 133/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
42/3 = 42 × 8/3 × 8 = 336/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
21/8 = 21 × 3/8 × 3 = 63/24 - Add the two like fractions:
336/24 + 63/24 = 336 + 63/24 = 399/24 - 399/24 simplified gives 133/8
- So, 42/3 + 21/8 = 133/8
In mixed form: 165/8
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