Add 21/49 and 45/50
21/49 + 45/50 is 93/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 50 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 49 × 50 = 2450,
21/49 = 21 × 50/49 × 50 = 1050/2450 - Likewise, for the 2nd fraction, since 50 × 49 = 2450,
45/50 = 45 × 49/50 × 49 = 2205/2450 - Add the two like fractions:
1050/2450 + 2205/2450 = 1050 + 2205/2450 = 3255/2450 - 3255/2450 simplified gives 93/70
- So, 21/49 + 45/50 = 93/70
In mixed form: 123/70
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