Add 3/70 and 72/60
1st number: 3/70, 2nd number: 1 12/60
3/70 + 72/60 is 87/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
3/70 = 3 × 6/70 × 6 = 18/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
72/60 = 72 × 7/60 × 7 = 504/420 - Add the two like fractions:
18/420 + 504/420 = 18 + 504/420 = 522/420 - 522/420 simplified gives 87/70
- So, 3/70 + 72/60 = 87/70
In mixed form: 117/70
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