Add 72/40 and 98/84
1st number: 1 32/40, 2nd number: 1 14/84
72/40 + 98/84 is 89/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
72/40 = 72 × 21/40 × 21 = 1512/840 - Likewise, for the 2nd fraction, since 84 × 10 = 840,
98/84 = 98 × 10/84 × 10 = 980/840 - Add the two like fractions:
1512/840 + 980/840 = 1512 + 980/840 = 2492/840 - 2492/840 simplified gives 89/30
- So, 72/40 + 98/84 = 89/30
In mixed form: 229/30
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