Add 7/70 and 12/28
7/70 + 12/28 is 37/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
7/70 = 7 × 2/70 × 2 = 14/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
12/28 = 12 × 5/28 × 5 = 60/140 - Add the two like fractions:
14/140 + 60/140 = 14 + 60/140 = 74/140 - 74/140 simplified gives 37/70
- So, 7/70 + 12/28 = 37/70
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