Add 70/72 and 90/15
1st number: 70/72, 2nd number: 6 0/15
70/72 + 90/15 is 251/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 15 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
70/72 = 70 × 5/72 × 5 = 350/360 - Likewise, for the 2nd fraction, since 15 × 24 = 360,
90/15 = 90 × 24/15 × 24 = 2160/360 - Add the two like fractions:
350/360 + 2160/360 = 350 + 2160/360 = 2510/360 - 2510/360 simplified gives 251/36
- So, 70/72 + 90/15 = 251/36
In mixed form: 635/36
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