Add 12/72 and 64/30
1st number: 12/72, 2nd number: 2 4/30
12/72 + 64/30 is 23/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 30 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Likewise, for the 2nd fraction, since 30 × 12 = 360,
64/30 = 64 × 12/30 × 12 = 768/360 - Add the two like fractions:
60/360 + 768/360 = 60 + 768/360 = 828/360 - 828/360 simplified gives 23/10
- So, 12/72 + 64/30 = 23/10
In mixed form: 23/10
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