Add 80/20 and 45/40
1st number: 4 0/20, 2nd number: 1 5/40
80/20 + 45/40 is 41/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
80/20 = 80 × 2/20 × 2 = 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, 80/20 + 45/40 = 41/8
In mixed form: 51/8
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