Add 40/7 and 48/20
1st number: 5 5/7, 2nd number: 2 8/20
40/7 + 48/20 is 284/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
40/7 = 40 × 20/7 × 20 = 800/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
48/20 = 48 × 7/20 × 7 = 336/140 - Add the two like fractions:
800/140 + 336/140 = 800 + 336/140 = 1136/140 - 1136/140 simplified gives 284/35
- So, 40/7 + 48/20 = 284/35
In mixed form: 84/35
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