Add 21/10 and 42/60
1st number: 2 1/10, 2nd number: 42/60
21/10 + 42/60 is 14/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
21/10 = 21 × 6/10 × 6 = 126/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
42/60 = 42 × 1/60 × 1 = 42/60 - Add the two like fractions:
126/60 + 42/60 = 126 + 42/60 = 168/60 - 168/60 simplified gives 14/5
- So, 21/10 + 42/60 = 14/5
In mixed form: 24/5
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