Add 30/72 and 48/70
30/72 + 48/70 is 463/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 70 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 72 × 35 = 2520,
30/72 = 30 × 35/72 × 35 = 1050/2520 - Likewise, for the 2nd fraction, since 70 × 36 = 2520,
48/70 = 48 × 36/70 × 36 = 1728/2520 - Add the two like fractions:
1050/2520 + 1728/2520 = 1050 + 1728/2520 = 2778/2520 - 2778/2520 simplified gives 463/420
- So, 30/72 + 48/70 = 463/420
In mixed form: 143/420
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