Add 70/5 and 21/16
1st number: 14 0/5, 2nd number: 1 5/16
70/5 + 21/16 is 245/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
70/5 = 70 × 16/5 × 16 = 1120/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
21/16 = 21 × 5/16 × 5 = 105/80 - Add the two like fractions:
1120/80 + 105/80 = 1120 + 105/80 = 1225/80 - 1225/80 simplified gives 245/16
- So, 70/5 + 21/16 = 245/16
In mixed form: 155/16
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