Add 14/70 and 81/20
1st number: 14/70, 2nd number: 4 1/20
14/70 + 81/20 is 17/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
14/70 = 14 × 2/70 × 2 = 28/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
81/20 = 81 × 7/20 × 7 = 567/140 - Add the two like fractions:
28/140 + 567/140 = 28 + 567/140 = 595/140 - 595/140 simplified gives 17/4
- So, 14/70 + 81/20 = 17/4
In mixed form: 41/4
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