Add 70/80 and 1/15
70/80 + 1/15 is 113/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
70/80 = 70 × 3/80 × 3 = 210/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
1/15 = 1 × 16/15 × 16 = 16/240 - Add the two like fractions:
210/240 + 16/240 = 210 + 16/240 = 226/240 - 226/240 simplified gives 113/120
- So, 70/80 + 1/15 = 113/120
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