Add 7/75 and 42/40
1st number: 7/75, 2nd number: 1 2/40
7/75 + 42/40 is 343/300.
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,
7/75 = 7 × 8/75 × 8 = 56/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
42/40 = 42 × 15/40 × 15 = 630/600 - Add the two like fractions:
56/600 + 630/600 = 56 + 630/600 = 686/600 - 686/600 simplified gives 343/300
- So, 7/75 + 42/40 = 343/300
In mixed form: 143/300
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