Add 40/45 and 7/30
40/45 + 7/30 is 101/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
40/45 = 40 × 2/45 × 2 = 80/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
7/30 = 7 × 3/30 × 3 = 21/90 - Add the two like fractions:
80/90 + 21/90 = 80 + 21/90 = 101/90 - So, 40/45 + 7/30 = 101/90
In mixed form: 111/90
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