Add 40/45 and 18/7
1st number: 40/45, 2nd number: 2 4/7
40/45 + 18/7 is 218/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
40/45 = 40 × 7/45 × 7 = 280/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
18/7 = 18 × 45/7 × 45 = 810/315 - Add the two like fractions:
280/315 + 810/315 = 280 + 810/315 = 1090/315 - 1090/315 simplified gives 218/63
- So, 40/45 + 18/7 = 218/63
In mixed form: 329/63
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