Add 42/18 and 2/40
1st number: 2 6/18, 2nd number: 2/40
42/18 + 2/40 is 143/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
42/18 = 42 × 20/18 × 20 = 840/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
2/40 = 2 × 9/40 × 9 = 18/360 - Add the two like fractions:
840/360 + 18/360 = 840 + 18/360 = 858/360 - 858/360 simplified gives 143/60
- So, 42/18 + 2/40 = 143/60
In mixed form: 223/60
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