Add 10/56 and 9/90
10/56 + 9/90 is 39/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 90 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
10/56 = 10 × 45/56 × 45 = 450/2520 - Likewise, for the 2nd fraction, since 90 × 28 = 2520,
9/90 = 9 × 28/90 × 28 = 252/2520 - Add the two like fractions:
450/2520 + 252/2520 = 450 + 252/2520 = 702/2520 - 702/2520 simplified gives 39/140
- So, 10/56 + 9/90 = 39/140
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