Add 49/21 and 84/4
1st number: 2 7/21, 2nd number: 21 0/4
49/21 + 84/4 is 70/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
49/21 = 49 × 4/21 × 4 = 196/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
84/4 = 84 × 21/4 × 21 = 1764/84 - Add the two like fractions:
196/84 + 1764/84 = 196 + 1764/84 = 1960/84 - 1960/84 simplified gives 70/3
- So, 49/21 + 84/4 = 70/3
In mixed form: 231/3
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