Add 36/45 and 70/25
1st number: 36/45, 2nd number: 2 20/25
36/45 + 70/25 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
36/45 = 36 × 5/45 × 5 = 180/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
70/25 = 70 × 9/25 × 9 = 630/225 - Add the two like fractions:
180/225 + 630/225 = 180 + 630/225 = 810/225 - 810/225 simplified gives 18/5
- So, 36/45 + 70/25 = 18/5
In mixed form: 33/5
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