Add 9/15 and 70/72
9/15 + 70/72 is 283/180.
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,
9/15 = 9 × 24/15 × 24 = 216/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
70/72 = 70 × 5/72 × 5 = 350/360 - Add the two like fractions:
216/360 + 350/360 = 216 + 350/360 = 566/360 - 566/360 simplified gives 283/180
- So, 9/15 + 70/72 = 283/180
In mixed form: 1103/180
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