Add 4/72 and 42/5
1st number: 4/72, 2nd number: 8 2/5
4/72 + 42/5 is 761/90.
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,
4/72 = 4 × 5/72 × 5 = 20/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
42/5 = 42 × 72/5 × 72 = 3024/360 - Add the two like fractions:
20/360 + 3024/360 = 20 + 3024/360 = 3044/360 - 3044/360 simplified gives 761/90
- So, 4/72 + 42/5 = 761/90
In mixed form: 841/90
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