Add 21/75 and 45/6
1st number: 21/75, 2nd number: 7 3/6
21/75 + 45/6 is 389/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 6 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
21/75 = 21 × 2/75 × 2 = 42/150 - Likewise, for the 2nd fraction, since 6 × 25 = 150,
45/6 = 45 × 25/6 × 25 = 1125/150 - Add the two like fractions:
42/150 + 1125/150 = 42 + 1125/150 = 1167/150 - 1167/150 simplified gives 389/50
- So, 21/75 + 45/6 = 389/50
In mixed form: 739/50
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