Add 7/90 and 40/45
7/90 + 40/45 is 29/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
7/90 = 7 × 1/90 × 1 = 7/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
40/45 = 40 × 2/45 × 2 = 80/90 - Add the two like fractions:
7/90 + 80/90 = 7 + 80/90 = 87/90 - 87/90 simplified gives 29/30
- So, 7/90 + 40/45 = 29/30
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