Add 64/21 and 98/60
1st number: 3 1/21, 2nd number: 1 38/60
64/21 + 98/60 is 983/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
64/21 = 64 × 20/21 × 20 = 1280/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
98/60 = 98 × 7/60 × 7 = 686/420 - Add the two like fractions:
1280/420 + 686/420 = 1280 + 686/420 = 1966/420 - 1966/420 simplified gives 983/210
- So, 64/21 + 98/60 = 983/210
In mixed form: 4143/210
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