Add 8/45 and 63/90
8/45 + 63/90 is 79/90.
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,
8/45 = 8 × 2/45 × 2 = 16/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
63/90 = 63 × 1/90 × 1 = 63/90 - Add the two like fractions:
16/90 + 63/90 = 16 + 63/90 = 79/90 - So, 8/45 + 63/90 = 79/90
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