Add 75/10 and 21/5
1st number: 7 5/10, 2nd number: 4 1/5
75/10 + 21/5 is 117/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
75/10 = 75 × 1/10 × 1 = 75/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
21/5 = 21 × 2/5 × 2 = 42/10 - Add the two like fractions:
75/10 + 42/10 = 75 + 42/10 = 117/10 - So, 75/10 + 21/5 = 117/10
In mixed form: 117/10
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