Add 1/90 and 36/42
1/90 + 36/42 is 547/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
1/90 = 1 × 7/90 × 7 = 7/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
36/42 = 36 × 15/42 × 15 = 540/630 - Add the two like fractions:
7/630 + 540/630 = 7 + 540/630 = 547/630 - So, 1/90 + 36/42 = 547/630
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