Add 72/75 and 42/10
1st number: 72/75, 2nd number: 4 2/10
72/75 + 42/10 is 129/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 10 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
72/75 = 72 × 2/75 × 2 = 144/150 - Likewise, for the 2nd fraction, since 10 × 15 = 150,
42/10 = 42 × 15/10 × 15 = 630/150 - Add the two like fractions:
144/150 + 630/150 = 144 + 630/150 = 774/150 - 774/150 simplified gives 129/25
- So, 72/75 + 42/10 = 129/25
In mixed form: 54/25
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