Add 20/75 and 42/40
1st number: 20/75, 2nd number: 1 2/40
20/75 + 42/40 is 79/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
20/75 = 20 × 8/75 × 8 = 160/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
42/40 = 42 × 15/40 × 15 = 630/600 - Add the two like fractions:
160/600 + 630/600 = 160 + 630/600 = 790/600 - 790/600 simplified gives 79/60
- So, 20/75 + 42/40 = 79/60
In mixed form: 119/60
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