This lesson will help students build an understanding of multiples as they learn how to subtract from multiples of 100!

Students will gain fluency with adding multiples of ten in this hands-on lesson that builds number sense.

Get ready to do some shopping! In this lesson, students will learn about subtracting 100 from multiples of 100 when making big purchases.

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.

Let’s start building numbers! Just as building skyscrapers is a visual representation of mathematics, students will use the visual representation of base-ten blocks to add—or build—onto a two-digit number.

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