Add 4/70 and 9/12
4/70 + 9/12 is 113/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 12 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
4/70 = 4 × 6/70 × 6 = 24/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
9/12 = 9 × 35/12 × 35 = 315/420 - Add the two like fractions:
24/420 + 315/420 = 24 + 315/420 = 339/420 - 339/420 simplified gives 113/140
- So, 4/70 + 9/12 = 113/140
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