Add 84/15 and 40/72
1st number: 5 9/15, 2nd number: 40/72
84/15 + 40/72 is 277/45.
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,
84/15 = 84 × 24/15 × 24 = 2016/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
40/72 = 40 × 5/72 × 5 = 200/360 - Add the two like fractions:
2016/360 + 200/360 = 2016 + 200/360 = 2216/360 - 2216/360 simplified gives 277/45
- So, 84/15 + 40/72 = 277/45
In mixed form: 67/45
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