Making mistakes helps us learn! Your students will flex their analytical muscles to pinpoint errors in multiplication problems using arrays. Use the lesson on its own or as support to Base Ten Arrays for Multi-Digit Multiplication.

Make math fun with this lesson that has students work together to solve subtraction sentences. Students will also get a chance to practice their skills individually with a worksheet.

In this lesson, students will practice explaining the process of subtracting numbers up to 1,000 using base-ten blocks and peer feedback. Use this lesson on its own or as support to the lesson Fluently Subtracting within 1,000.

Challenge students to decompose numbers within multiplication expressions. Use this lesson as a standalone lesson or as support to the lesson Solving Expressions in Word Problems.

Start a dialogue around area models! In this lesson, encourage students to ask questions as they multiply using area models. Use this lesson on its own or as support to the lesson Area Models and Multiplication.

Roll some dice to introduce the early concepts of associative and commutative properties in addition by composing and decomposing 10. Worksheets and a quiz are included!

It's not enough to just memorize the multiplication table! It helps students to know how to explain their strategy to find the product too. Teach this lesson on its own or use it as support for the lesson Slap and Roll Timed Multiplication.

Every student can be a magician after this lesson in mentally adding and subtracting by 10. No previous magic training required!

Who doesn’t like to spend money and plan parties? Students will subtract two-digit numbers as they calculate the remaining money for their party supplies. They will subtract in multiples of ten and focus on place value.

Word problems? No problem! In this lesson, your students will learn how to approach solving multi-step word problems with mixed operations with a step-by-step plan.

Use this lesson to help your ELs identify and understand the meaning of metaphors. It can be a stand-alone lesson or used as support for the lesson What's a Metaphor?

Students will practice mental math and harness their discussion skills through addition problems of like mixed numbers. This lesson may be used on its own or as support for the lesson Adding Mixed Numbers Using the Decomposition Strategy.

Encourage your students to describe elements of a division problem using peer supports and an information gap game. Use this lesson on its own or as support to the lesson Multi-Digit Division.

Support your students as they collect, organize, and discuss measurement data! Use this lesson independently or alongside Making Measurements for Line Plots.