Add 49/28 and 9/40
1st number: 1 21/28, 2nd number: 9/40
49/28 + 9/40 is 79/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 28 × 10 = 280,
49/28 = 49 × 10/28 × 10 = 490/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
9/40 = 9 × 7/40 × 7 = 63/280 - Add the two like fractions:
490/280 + 63/280 = 490 + 63/280 = 553/280 - 553/280 simplified gives 79/40
- So, 49/28 + 9/40 = 79/40
In mixed form: 139/40
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