Add 40/28 and 9/8
1st number: 1 12/28, 2nd number: 1 1/8
40/28 + 9/8 is 143/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
40/28 = 40 × 2/28 × 2 = 80/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
9/8 = 9 × 7/8 × 7 = 63/56 - Add the two like fractions:
80/56 + 63/56 = 80 + 63/56 = 143/56 - So, 40/28 + 9/8 = 143/56
In mixed form: 231/56
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