Add 30/84 and 4/42
30/84 + 4/42 is 19/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
30/84 = 30 × 1/84 × 1 = 30/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
4/42 = 4 × 2/42 × 2 = 8/84 - Add the two like fractions:
30/84 + 8/84 = 30 + 8/84 = 38/84 - 38/84 simplified gives 19/42
- So, 30/84 + 4/42 = 19/42
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