Add 70/40 and 21/75
1st number: 1 30/40, 2nd number: 21/75
70/40 + 21/75 is 203/100.
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,
21/75 = 21 × 8/75 × 8 = 168/600 - Add the two like fractions:
1050/600 + 168/600 = 1050 + 168/600 = 1218/600 - 1218/600 simplified gives 203/100
- So, 70/40 + 21/75 = 203/100
In mixed form: 23/100
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