Add 28/75 and 30/72
28/75 + 30/72 is 79/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 75 × 24 = 1800,
28/75 = 28 × 24/75 × 24 = 672/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
30/72 = 30 × 25/72 × 25 = 750/1800 - Add the two like fractions:
672/1800 + 750/1800 = 672 + 750/1800 = 1422/1800 - 1422/1800 simplified gives 79/100
- So, 28/75 + 30/72 = 79/100
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