Add 70/36 and 18/45
1st number: 1 34/36, 2nd number: 18/45
70/36 + 18/45 is 211/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
70/36 = 70 × 5/36 × 5 = 350/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
18/45 = 18 × 4/45 × 4 = 72/180 - Add the two like fractions:
350/180 + 72/180 = 350 + 72/180 = 422/180 - 422/180 simplified gives 211/90
- So, 70/36 + 18/45 = 211/90
In mixed form: 231/90
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