Add 45/60 and 25/72
45/60 + 25/72 is 79/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 60 × 6 = 360,
45/60 = 45 × 6/60 × 6 = 270/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
25/72 = 25 × 5/72 × 5 = 125/360 - Add the two like fractions:
270/360 + 125/360 = 270 + 125/360 = 395/360 - 395/360 simplified gives 79/72
- So, 45/60 + 25/72 = 79/72
In mixed form: 17/72
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