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Dividing Fractions by Dr. Emerlina C. Binuya

Learn how to divide fractions and whole numbers by following simple steps: invert the divisor, change the division sign to multiplication, cross-cancel if possible, multiply the numerators and denominators, and simplify the resulting fraction. Convert an improper fraction to a mixed number if needed. PowerPoint presentation provided by www.worldofteaching.com.

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Dividing Fractions by Dr. Emerlina C. Binuya

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  1. Dividing Fractions by Dr. Emerlina C. Binuya

  2. Step 1. Invert the divisor. • Step 2. Change the division sign to a multiplication sign. • Step 3. Cross cancel if you can. Multiply the numerators. Multiply the denominators

  3. How to divide fractions and whole numbers. * Write the whole number as a fraction. Use 1 as the denominator. • Divide 3 ÷2/3 = 3/1 ÷ 2/3 • Step 1. Write the whole number as a Fraction. 3/1 ÷ 2/3 • Step 2. Invert the divisor. Change the division sign to a multiplication sign. 3/1 x 3/2.

  4. Step 3. Multiply the numerators and denominators. 3x3 = 9/2 1x2 • Step 4. Write the improper fraction as a mixed number. 9/2 = 4 and 1/2.

  5. Reminder:To change an improper fraction to a mixed number, divide the numerator by the denominator. Put the remainder over the denominator.

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