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A common divisor is a number that divides evenly into two numbers. Reducing Fractions Step 1: Divide the numerator and the denominator by a common divisor. Step 2: Repeat until the only common divisor is 1. Step 1: 2 is a common divisor of 16 and 24, so we can divide both numbers by 2. 16 24 ÷2 ÷2 Step 2: Repeat until the common divisor is 1. 4 is a common divisor of 8 and 12, so we can divide both numbers by 4. 8 12 ÷4 ÷4 2 3 A common divisor is a number that divides evenly into two numbers. Step 2: 1 is the only common divisor of 2 and 3, so this fraction cannot be reduced any further.

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