Add 98/21 and 7/84
1st number: 4 14/21, 2nd number: 7/84
98/21 + 7/84 is 19/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
98/21 = 98 × 4/21 × 4 = 392/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Add the two like fractions:
392/84 + 7/84 = 392 + 7/84 = 399/84 - 399/84 simplified gives 19/4
- So, 98/21 + 7/84 = 19/4
In mixed form: 43/4
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