Add 9/90 and 54/72
9/90 + 54/72 is 17/20.
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,
54/72 = 54 × 5/72 × 5 = 270/360 - Add the two like fractions:
36/360 + 270/360 = 36 + 270/360 = 306/360 - 306/360 simplified gives 17/20
- So, 9/90 + 54/72 = 17/20
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