Add 75/10 and 21/30
1st number: 7 5/10, 2nd number: 21/30
75/10 + 21/30 is 41/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
75/10 = 75 × 3/10 × 3 = 225/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
21/30 = 21 × 1/30 × 1 = 21/30 - Add the two like fractions:
225/30 + 21/30 = 225 + 21/30 = 246/30 - 246/30 simplified gives 41/5
- So, 75/10 + 21/30 = 41/5
In mixed form: 81/5
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