Add 14/72 and 21/40
14/72 + 21/40 is 259/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
14/72 = 14 × 5/72 × 5 = 70/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
21/40 = 21 × 9/40 × 9 = 189/360 - Add the two like fractions:
70/360 + 189/360 = 70 + 189/360 = 259/360 - So, 14/72 + 21/40 = 259/360
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