Add 84/42 and 6/4
1st number: 2 0/42, 2nd number: 1 2/4
84/42 + 6/4 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
84/42 = 84 × 2/42 × 2 = 168/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
6/4 = 6 × 21/4 × 21 = 126/84 - Add the two like fractions:
168/84 + 126/84 = 168 + 126/84 = 294/84 - 294/84 simplified gives 7/2
- So, 84/42 + 6/4 = 7/2
In mixed form: 31/2
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