Add 45/75 and 80/30
1st number: 45/75, 2nd number: 2 20/30
45/75 + 80/30 is 49/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
45/75 = 45 × 2/75 × 2 = 90/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
80/30 = 80 × 5/30 × 5 = 400/150 - Add the two like fractions:
90/150 + 400/150 = 90 + 400/150 = 490/150 - 490/150 simplified gives 49/15
- So, 45/75 + 80/30 = 49/15
In mixed form: 34/15
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