Lesson 13 Whole Numbers and Fractions
Let’s find fractions and whole numbers that are equivalent.
Warm-up Notice and Wonder: Four Number Lines
What do you notice? What do you wonder?
Activity 1 Hidden Whole Numbers
Problem 1
On each number line, circle the fractions that are equivalent to whole numbers. Explain how you know.
Problem 2
We can write
Write 5 other equations that show fractions that are equivalent to whole numbers. Use the number lines if they are helpful.
Problem 3
Decide if each fraction is equivalent to a whole number. Use number lines if they are helpful.
Activity 2 Write Them as Fractions
Work with your group to complete the table. In each column, write fractions that are equivalent to the whole number in the top row.
Step 1: Write two fractions that are equivalent to each whole number (six fractions in all). Pass your paper to your right.
Step 2: When you receive your neighbor’s paper, write a new fraction that is equivalent to a whole number.
Repeat Step 2 until the table is complete.
4 | 5 | 6 |
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Practice Problem
Problem 1
Write 10 as a fraction in 2 different ways.
Is
equivalent to a whole number?