Add 15/72 and 42/5
1st number: 15/72, 2nd number: 8 2/5
15/72 + 42/5 is 1033/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 5 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
15/72 = 15 × 5/72 × 5 = 75/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
42/5 = 42 × 72/5 × 72 = 3024/360 - Add the two like fractions:
75/360 + 3024/360 = 75 + 3024/360 = 3099/360 - 3099/360 simplified gives 1033/120
- So, 15/72 + 42/5 = 1033/120
In mixed form: 873/120
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