Relate Fractions and Whole Numbers MAFS 3 NF

Relate Fractions and Whole Numbers MAFS. 3. NF. 1. 3 c

Lesson Opening Identify the fractions located at each letter on the number line below. A 0 B 1 C D E F 2

Lesson Opening Identify the fractions located at each letter on the number line below. 0 A B 1 C D E F 2

0 A B 1 C D E F 2

Let’s think about this question with PIZZA! If this pizza was cut into 4 slices and I ate all 4 slices, what fraction of the pizza did I eat? Didn’t I also eat the WHOLE pizza?

Let’s think about this question with PIZZA! If this pizza was cut into 3 slices and I ate all 3 slices, what fraction of the pizza did I eat? Didn’t I also eat the WHOLE pizza?

Let’s think about this question with PIZZA! If this pizza was cut into 8 slices and I ate all 8 slices, what fraction of the pizza did I eat? Didn’t I also eat the WHOLE pizza?

Can you write a rule about which fractions are equivalent to 1?

Let’s return to our number line. 0 A B 1 C D E F 2

1 2 Look at these shapes. 3 4 5 7 6 8 Aren’t there also 2 whole shapes? How many fourths are there?

Your Turn: On dry-erase boards, write the fraction and whole number for the model shown. (Each shape is one whole. ) Model Fraction Whole Number Equivalent 3 2 4 1

Your Turn: On dry-erase boards, draw a model of the fraction shown and write its whole number equivalent. = 2

Your Turn: On dry-erase boards, draw a model of the fraction shown and write its whole number equivalent. = 4

Your Turn: On dry-erase boards, draw a model of the fraction shown and write its whole number equivalent. = 3

Your Turn: On dry-erase boards, draw a model of the fraction shown and write its whole number equivalent. = 1

Your Turn: On dry-erase boards, draw a model of the fraction shown and write its whole number equivalent. = 4

Your Turn Complete #5 -9 and 12 -17 on pages 331 -332.

Exit Ticket 1. Use the number line below to name a fraction equivalent to 2. 0 1 2 2. If Tommy has 3 pies, shown below, how many eighths does he have?