Add 40/30 and 42/80
1st number: 1 10/30, 2nd number: 42/80
40/30 + 42/80 is 223/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
40/30 = 40 × 8/30 × 8 = 320/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
42/80 = 42 × 3/80 × 3 = 126/240 - Add the two like fractions:
320/240 + 126/240 = 320 + 126/240 = 446/240 - 446/240 simplified gives 223/120
- So, 40/30 + 42/80 = 223/120
In mixed form: 1103/120
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