# Math – 1st Grade

• ### Eureka Math – 1st – Lesson 12

Make the next 10 to add 2 digits – How can you make the next ten? Join Mrs. Coleman for this lesson that encourages students to decompose one addend to make the next ten, then add the remaining amount to find the total. Students will need up to 40 small counting objects, as well as a whiteboard and marker or pencil and paper.

• ### Eureka Math – 1st – Lesson 11

Making 10’s – How many do you need to make a new ten? Join Mrs. Coleman for this lesson that encourages students to apply the strategies of counting on and making ten to larger numbers.

• ### Eureka Math – 1st – Lesson 10

Add 10’s to a 2-digit number – How can you add tens to a 2-digit number? Join Ms. Lassiter for this lesson as students learn to recognize that when tens are added to a number, the number of ones remain the same.

• ### Eureka Math – 1st – Lesson 8

Compare #s with symbols & alligators – Which number will the hungry alligator eat? Join Mrs. Coleman for this lesson as students continue using symbols to compare two-digit numbers.

• ### Eureka Math – 1st – Lesson 9

Add & subtract 10’s – How is 20 + 30 like 2 + 3? Join Ms. Lassiter for this lesson that encourages students to use what they know about adding and subtracting ones to add and subtract tens.

• ### Eureka Math – 1st – Lesson 7

Use symbols to compare numbers – How can you use symbols to compare numbers? Join Mrs. Coleman for this lesson as students are introduced to comparison symbols to compare pairs of two-digit numbers. Students will need a whiteboard and marker or pencil and paper.

• ### Eureka Math – 1st – Lesson 5

10 more, 10 less What is 10 more than 21? Join Ms. Lassiter for this lesson that encourages students to use materials and drawings to find 10 more, 10 less, 1 more, and 1 less than a given number.

• ### Eureka Math – 1st – Lesson 6

Compare 2-digit numbers. Is 18 greater than or less than 21? Join Ms. Lassiter for this lesson as students compare numbers by saying the comparison sentence from left to right. Students will need up to 40 objects that they can organize and count, 4 dimes and 10 pennies, as well as a whiteboard and marker or pencil and paper

• ### Eureka Math – 1st – Lesson 4

2-digit numbers as addition. How can you use addition to show the tens and ones in a number? Join Ms. Lassiter to learn how to compose and decompose two-digit numbers as addition equations.

• ### Eureka Math – 1st Grade – Lesson 3

Represent 2-digit numbers What are different ways we can represent numbers? In this lesson, Ms. Lassiter encourages students to explore two-digit numbers as tens and ones, as well as only ones. Students will need up to 40 objects that they can organize and count, a whiteboard and marker, or pencil and paper. If you have access to a printer, we also suggest printing the Problem Set using the link below the video.