4th grade math PARCC practice problem
Created 3 years ago
Duration 0:13:26
71
This problem helps students think through converting improper fractions to mixed numbers, and placing mixed numbers on a number line.

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Slide 1  Parcc practice problem
 Fractions and mixed numbers

Slide 2  Part a
 Ava created this number line to graph 3 / 2. Select the correct point on the number line to represent 3 / 2.
 0
 Mia created this number line to graph 15 / 6. Select the correct point on the number line to represent 15 / 6.
 1
 0
 2
 3
 4
 5
 Ava created this number line to graph 3 / 2. Select the correct point on the number line to represent 3 / 2.
 0
 Mia created this number line to graph 15 / 6. Select the correct point on the number line to represent 15 / 6.
 6
 3
 2
 1
 0

Slide 3  workspace

Slide 4  Part a
 Ava created this number line to graph 3 / 2. Select the correct point on the number line to represent 3 / 2.
 0
 Mia created this number line to graph 15 / 6. Select the correct point on the number line to represent 15 / 6.
 1
 0
 2
 3
 4
 5
 Ava created this number line to graph 3 / 2. Select the correct point on the number line to represent 3 / 2.
 0
 Mia created this number line to graph 15 / 6. Select the correct point on the number line to represent 15 / 6.
 6
 3
 2
 1
 0

Slide 5  Part b
 Is 3 / 2 greater than or less than 15 / 6 ? Explain how you know.

Slide 6  Part b
 Is 3 / 2 greater than or less than 15 / 6 ? Explain how you know.
 3 / 2. Is less than 15 / 6.
 I know because 3 / 2 is equal to 1 and 1 / 2 and 15 / 6 is equal to 2 and 1/ 2.
 1 ½ < 2. ½ .

Slide 7  Part c
 Write a fraction that is between 3 / 2 and 15 / 6. Explain how you know your fraction is between 3 / 2 and 15 / 6.

Slide 8  Part c
 Write a fraction that is between 3 / 2 and 15 / 6. Explain how you know your fraction is between 3 / 2 and 15 / 6.
 1 ¾ is between 1 ½ and 2 ½ . I know because if I convert ½ into fourths, it would equal 2/4. ¾ is more than 2/4. But there is a 1 in front of it, so it is less than 2 ½. I drew a picture to show my work.