Add 5/40 and 90/12
1st number: 5/40, 2nd number: 7 6/12
5/40 + 90/12 is 61/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
5/40 = 5 × 3/40 × 3 = 15/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
90/12 = 90 × 10/12 × 10 = 900/120 - Add the two like fractions:
15/120 + 900/120 = 15 + 900/120 = 915/120 - 915/120 simplified gives 61/8
- So, 5/40 + 90/12 = 61/8
In mixed form: 75/8
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