Add 28/75 and 42/70
28/75 + 42/70 is 73/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
28/75 = 28 × 14/75 × 14 = 392/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
42/70 = 42 × 15/70 × 15 = 630/1050 - Add the two like fractions:
392/1050 + 630/1050 = 392 + 630/1050 = 1022/1050 - 1022/1050 simplified gives 73/75
- So, 28/75 + 42/70 = 73/75
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