Add 18/25 and 70/72
18/25 + 70/72 is 1523/900.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 25 × 72 = 1800,
18/25 = 18 × 72/25 × 72 = 1296/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
70/72 = 70 × 25/72 × 25 = 1750/1800 - Add the two like fractions:
1296/1800 + 1750/1800 = 1296 + 1750/1800 = 3046/1800 - 3046/1800 simplified gives 1523/900
- So, 18/25 + 70/72 = 1523/900
In mixed form: 1623/900
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