Add 98/40 and 84/30
1st number: 2 18/40, 2nd number: 2 24/30
98/40 + 84/30 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
98/40 = 98 × 3/40 × 3 = 294/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
84/30 = 84 × 4/30 × 4 = 336/120 - Add the two like fractions:
294/120 + 336/120 = 294 + 336/120 = 630/120 - 630/120 simplified gives 21/4
- So, 98/40 + 84/30 = 21/4
In mixed form: 51/4
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