Add 40/80 and 42/5
1st number: 40/80, 2nd number: 8 2/5
40/80 + 42/5 is 89/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
40/80 = 40 × 1/80 × 1 = 40/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
42/5 = 42 × 16/5 × 16 = 672/80 - Add the two like fractions:
40/80 + 672/80 = 40 + 672/80 = 712/80 - 712/80 simplified gives 89/10
- So, 40/80 + 42/5 = 89/10
In mixed form: 89/10
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