Add 70/16 and 15/20
1st number: 4 6/16, 2nd number: 15/20
70/16 + 15/20 is 41/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
70/16 = 70 × 5/16 × 5 = 350/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
15/20 = 15 × 4/20 × 4 = 60/80 - Add the two like fractions:
350/80 + 60/80 = 350 + 60/80 = 410/80 - 410/80 simplified gives 41/8
- So, 70/16 + 15/20 = 41/8
In mixed form: 51/8
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