Add 45/5 and 70/80
1st number: 9 0/5, 2nd number: 70/80
45/5 + 70/80 is 79/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
45/5 = 45 × 16/5 × 16 = 720/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
70/80 = 70 × 1/80 × 1 = 70/80 - Add the two like fractions:
720/80 + 70/80 = 720 + 70/80 = 790/80 - 790/80 simplified gives 79/8
- So, 45/5 + 70/80 = 79/8
In mixed form: 97/8
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