Add 7/10 and 42/9
1st number: 7/10, 2nd number: 4 6/9
7/10 + 42/9 is 161/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
7/10 = 7 × 9/10 × 9 = 63/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
42/9 = 42 × 10/9 × 10 = 420/90 - Add the two like fractions:
63/90 + 420/90 = 63 + 420/90 = 483/90 - 483/90 simplified gives 161/30
- So, 7/10 + 42/9 = 161/30
In mixed form: 511/30
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