Lesson 16 Number Talk

- Let’s create a Number Talk.

Warm-up Number Talk: Division

Find the value of each expression mentally.

$28 \div 14$
$70 \div 14$
$98 \div 14$
$350 \div 14$

Activity 1 Number Talk: Design 1

Write an expression to complete the number talk. Be prepared to explain how you chose the last expression.

$30 \div 15$
$45 \div 15$
$300 \div 15$

Activity 2 Number Talk: Design 2

Choose one of the number talks to complete. Be prepared to share your reasoning for the expressions you chose.

Option 1:

$220 \div 22$
$66 \div 22$

Option 2:

$260 \div 26$
$260 \div 13$

Activity 3 Number Talk: Design 3

Write expressions to complete the Number Talk. Be prepared to share your reasoning for the expressions.

$430 \div 43$