Add 10/15 and 40/72
10/15 + 40/72 is 11/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 15 × 24 = 360,
10/15 = 10 × 24/15 × 24 = 240/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
40/72 = 40 × 5/72 × 5 = 200/360 - Add the two like fractions:
240/360 + 200/360 = 240 + 200/360 = 440/360 - 440/360 simplified gives 11/9
- So, 10/15 + 40/72 = 11/9
In mixed form: 12/9
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