Showing Results for estimating to subtract

Advance your students from relative measurements to learning about standardized units with this lesson that teaches them about inches and feet by using common classroom objects.

Practicing subtraction using a thermometer for a number line makes math fun! In this lesson, your students will get more comfortable with subtracting two digit numbers.

Dive deep into using base-ten blocks to solve two-digit subtraction problems with regrouping. This lesson can be used independently or in conjuction with the lesson Double Trouble: Subtraction Practice.

Use this lesson to introduce composing and decomposing as part of your students’ addition and subtraction toolkits.

Give your students the resources they need to solve word problems with this math lesson. Your class will learn how to categorize important keywords using a WIKED map, a visual tool that helps them through the problem-solving process.

Emphasize student understanding and reasoning! This lesson plan helps learners solve story problems using sense-making strategies. This can be used alongside the lesson Solving Word Problems or as a stand-alone lesson.

This lesson helps students develop an ability to compare and contrast as they explore two strategies to solve three-digit addition problems. This EL Math lesson can be used alone or alongside Three-Digit Addition Strategies Review.