Add 98/21 and 72/4
1st number: 4 14/21, 2nd number: 18 0/4
98/21 + 72/4 is 68/3.
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,
98/21 = 98 × 4/21 × 4 = 392/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
72/4 = 72 × 21/4 × 21 = 1512/84 - Add the two like fractions:
392/84 + 1512/84 = 392 + 1512/84 = 1904/84 - 1904/84 simplified gives 68/3
- So, 98/21 + 72/4 = 68/3
In mixed form: 222/3
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