Add 9/90 and 3/72
9/90 + 3/72 is 17/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
9/90 = 9 × 4/90 × 4 = 36/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
3/72 = 3 × 5/72 × 5 = 15/360 - Add the two like fractions:
36/360 + 15/360 = 36 + 15/360 = 51/360 - 51/360 simplified gives 17/120
- So, 9/90 + 3/72 = 17/120
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