Add 72/40 and 45/6
1st number: 1 32/40, 2nd number: 7 3/6
72/40 + 45/6 is 93/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
72/40 = 72 × 3/40 × 3 = 216/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
45/6 = 45 × 20/6 × 20 = 900/120 - Add the two like fractions:
216/120 + 900/120 = 216 + 900/120 = 1116/120 - 1116/120 simplified gives 93/10
- So, 72/40 + 45/6 = 93/10
In mixed form: 93/10
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