Add 4/40 and 1/28
4/40 + 1/28 is 19/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 28 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
4/40 = 4 × 7/40 × 7 = 28/280 - Likewise, for the 2nd fraction, since 28 × 10 = 280,
1/28 = 1 × 10/28 × 10 = 10/280 - Add the two like fractions:
28/280 + 10/280 = 28 + 10/280 = 38/280 - 38/280 simplified gives 19/140
- So, 4/40 + 1/28 = 19/140
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