Add 2/45 and 72/90
2/45 + 72/90 is 38/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
2/45 = 2 × 2/45 × 2 = 4/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
72/90 = 72 × 1/90 × 1 = 72/90 - Add the two like fractions:
4/90 + 72/90 = 4 + 72/90 = 76/90 - 76/90 simplified gives 38/45
- So, 2/45 + 72/90 = 38/45
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