Lesson 17 Write Comparisons with Symbols

- Let’s use symbols to write comparisons.

Warm-up Notice and Wonder: 49 and 45

What do you notice?
What do you wonder?

$49 > 45$
$45 < 49$

Activity 1 Introduce Greatest of Them All: Two-digit Numbers

We are going to learn a new center called Greatest of Them All. You and your partner both make a two-digit number. Try to make the greatest number you can because the player with the greater number wins. Let’s play one round together.

Activity 2 Make the Statement True

Problem 1

Compare the numbers.
Write $<$ , $>$ , or $=$ in each blank.
Then read the comparison statement.

$56$ $26$
$72$ $78$
$6$ $55$
$92$ $29$
$23$ $23$

Problem 2

Fill in each box with a number to make each statement true.

$> 78$
$39 <$
$13 =$
$<$
$>$

Practice Problem

Problem 1

Write <, >, or = in each blank to make the statement true.

$47$ $43$
$73$ $63$
$85$ $85$
$9$ $96$