Add 8/72 and 90/40
1st number: 8/72, 2nd number: 2 10/40
8/72 + 90/40 is 85/36.
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,
8/72 = 8 × 5/72 × 5 = 40/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
90/40 = 90 × 9/40 × 9 = 810/360 - Add the two like fractions:
40/360 + 810/360 = 40 + 810/360 = 850/360 - 850/360 simplified gives 85/36
- So, 8/72 + 90/40 = 85/36
In mixed form: 213/36
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