Add 70/40 and 30/75
1st number: 1 30/40, 2nd number: 30/75
70/40 + 30/75 is 43/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
70/40 = 70 × 15/40 × 15 = 1050/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
30/75 = 30 × 8/75 × 8 = 240/600 - Add the two like fractions:
1050/600 + 240/600 = 1050 + 240/600 = 1290/600 - 1290/600 simplified gives 43/20
- So, 70/40 + 30/75 = 43/20
In mixed form: 23/20
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