Add 70/18 and 42/60
1st number: 3 16/18, 2nd number: 42/60
70/18 + 42/60 is 413/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
70/18 = 70 × 10/18 × 10 = 700/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Add the two like fractions:
700/180 + 126/180 = 700 + 126/180 = 826/180 - 826/180 simplified gives 413/90
- So, 70/18 + 42/60 = 413/90
In mixed form: 453/90
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