Lesson: Comparing Numbers up to 50 Mathematics • 1st Grade

In this lesson, we will learn how to compare numbers up to 50 by considering the counting sequence and modelling the numbers with place value blocks.

Lesson Plan

Students will be able to

use the terms greater than, less than, and equal to compare numbers up to 50,
use symbols to compare numbers up to 50,
compare numbers up to 50 using models,
compare numbers up to 50 using the count sequence.

Q1:

Noah has 44 marbles.

Pick the correct word to compare the number of marbles.

44 is 49.

Who has more marbles?

Q2:

Natalie is playing a game with her class. They have to line up if their number is greater than 18.

Should she line up?

Q3:

Michael has 28 toy windmills.

Pick a way to model how many windmills Michael has.

Pick a way to model how many windmills Isabella has.

Use the models to figure out who has more windmills.