Add 7/40 and 28/18
1st number: 7/40, 2nd number: 1 10/18
7/40 + 28/18 is 623/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
7/40 = 7 × 9/40 × 9 = 63/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
28/18 = 28 × 20/18 × 20 = 560/360 - Add the two like fractions:
63/360 + 560/360 = 63 + 560/360 = 623/360 - So, 7/40 + 28/18 = 623/360
In mixed form: 1263/360
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