Add 70/45 and 30/36
1st number: 1 25/45, 2nd number: 30/36
70/45 + 30/36 is 43/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
70/45 = 70 × 4/45 × 4 = 280/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
30/36 = 30 × 5/36 × 5 = 150/180 - Add the two like fractions:
280/180 + 150/180 = 280 + 150/180 = 430/180 - 430/180 simplified gives 43/18
- So, 70/45 + 30/36 = 43/18
In mixed form: 27/18
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