Class Flow: Estimating Sums and Differences

In this estimating sums and differences practice worksheet, learners sharpen their problem solving skills as they solve 6 story problems.

In this math worksheet, students learn to estimate sums and differences by completing step by step exercises. There is one word problem which is the example, and then students can choose from other estimation activities to do with a...

In this sums and differences activity, students are given the sums and differences of problems and they are to write the addition or subtraction problems that equal that answer. Students complete 12 problems on each of the 3 pages.

A guide to support parents as they work with their students in sums and differences to 20.

A guide to support parents as they work with their students in sums and differences to 10.

Beginners to addition and subtraction will have fun with these three word problems, which have accompanying visuals. They complete one problem with a missing difference, one with a missing sum, and a third with a missing subtrahend....

First grade mathematicians will love to monkey around with an illustrated word problem involving missing bananas. They must decide how many bananas the monkey ate by counting the remaining bananas and by counting the number Lee had and...

Use Glencoe's randomly generated self-checking quiz to test your knowledge of estimating sums and differences. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...

[Free Registration/Login Required] This flipchart is an Activote lesson for assessing students understanding of estimating sums and differences.

Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...