Add 15/80 and 70/36
1st number: 15/80, 2nd number: 1 34/36
15/80 + 70/36 is 307/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 36 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
15/80 = 15 × 9/80 × 9 = 135/720 - Likewise, for the 2nd fraction, since 36 × 20 = 720,
70/36 = 70 × 20/36 × 20 = 1400/720 - Add the two like fractions:
135/720 + 1400/720 = 135 + 1400/720 = 1535/720 - 1535/720 simplified gives 307/144
- So, 15/80 + 70/36 = 307/144
In mixed form: 219/144
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