Add 4/10 and 12/72
4/10 + 12/72 is 17/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
4/10 = 4 × 36/10 × 36 = 144/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Add the two like fractions:
144/360 + 60/360 = 144 + 60/360 = 204/360 - 204/360 simplified gives 17/30
- So, 4/10 + 12/72 = 17/30
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