Add 20/75 and 70/45
1st number: 20/75, 2nd number: 1 25/45
20/75 + 70/45 is 82/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
20/75 = 20 × 3/75 × 3 = 60/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
70/45 = 70 × 5/45 × 5 = 350/225 - Add the two like fractions:
60/225 + 350/225 = 60 + 350/225 = 410/225 - 410/225 simplified gives 82/45
- So, 20/75 + 70/45 = 82/45
In mixed form: 137/45
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