Add 20/5 and 45/40
1st number: 4 0/5, 2nd number: 1 5/40
20/5 + 45/40 is 41/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
20/5 = 20 × 8/5 × 8 = 160/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
45/40 = 45 × 1/40 × 1 = 45/40 - Add the two like fractions:
160/40 + 45/40 = 160 + 45/40 = 205/40 - 205/40 simplified gives 41/8
- So, 20/5 + 45/40 = 41/8
In mixed form: 51/8
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