Add 7/84 and 42/4
1st number: 7/84, 2nd number: 10 2/4
7/84 + 42/4 is 127/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
42/4 = 42 × 21/4 × 21 = 882/84 - Add the two like fractions:
7/84 + 882/84 = 7 + 882/84 = 889/84 - 889/84 simplified gives 127/12
- So, 7/84 + 42/4 = 127/12
In mixed form: 107/12
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