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Estimation Strategies - Worksheet 7 - 4th Grade

Medium

Practice estimation strategies using explicit place-value reasoning.

medium: Practice the same exercise types with a fresh numbered set.

18 problems · 10-15 minutes · Skills: estimation, rounding

About This Worksheet

This medium-level worksheet contains 18 problems designed for 4th Grade students practicing estimation strategies. Medium worksheets introduce larger numbers and varied question formats to deepen understanding and build fluency.

Recognize digits and read a place-value chart.

  • Practice estimation strategies using explicit place-value reasoning.
  • Check your result using the method in the example before moving to the next question.

How to Solve: Worked Example

Example Problem: Estimate 365 + 266 by first rounding each number to the nearest 100.
Solution Steps:
  1. 365 rounds to 400; 266 rounds to 300.
  2. Use the rounded values in the operation.
Answer: 700
Tip: Check your result using the method in the example before moving to the next question.
1
Estimate 934 + 651 by first rounding each number to the nearest 100.
2
Estimate 424 − 147 by first rounding each number to the nearest 100.
3
Estimate 975 + 578 by first rounding each number to the nearest 100.
4
Estimate 799 − 644 by first rounding each number to the nearest 100.
5
Estimate 866 + 526 by first rounding each number to the nearest 100.
6
Estimate 774 − 182 by first rounding each number to the nearest 100.
7
Estimate 983 + 260 by first rounding each number to the nearest 100.
8
Estimate 510 − 197 by first rounding each number to the nearest 100.
9
Estimate 795 + 176 by first rounding each number to the nearest 100.
10
Estimate 631 − 339 by first rounding each number to the nearest 100.
11
Estimate 740 + 561 by first rounding each number to the nearest 100.
12
Estimate 886 − 663 by first rounding each number to the nearest 100.
13
Estimate 536 + 260 by first rounding each number to the nearest 100.
14
Estimate 629 − 543 by first rounding each number to the nearest 100.
15
Estimate 260 + 101 by first rounding each number to the nearest 100.
16
Estimate 588 − 230 by first rounding each number to the nearest 100.
17
Estimate 465 + 434 by first rounding each number to the nearest 100.
18
Estimate 553 − 533 by first rounding each number to the nearest 100.

Answer Key

1. 16002. 3003. 16004. 2005. 14006. 6007. 13008. 3009. 100010. 30011. 130012. 20013. 80014. 10015. 40016. 40017. 90018. 100

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Frequently Asked Questions

How do I download this estimation strategies - worksheet 7 worksheet?

Click "Download PDF" for a file, or "Print" to use your browser. You can save it as a PDF or print it directly. The answer key will be on a separate page.

How do I find worksheets at different difficulty levels?

Each subtopic has 10 worksheets: Worksheets 1-3 are Easy, 4-7 are Medium, and 8-10 are Hard. Start with Easy worksheets to build confidence, then progress to harder ones.

What skills does this addition and subtraction worksheet cover?

This worksheet focuses on estimation, rounding. It is designed for 4th Grade students and provides structured practice through varied problem types with a worked example to guide students before they begin.

Can I use this worksheet in my classroom?

Yes. All worksheets on K12Worksheets are free for classroom use. You can print copies for your entire class. With 10 worksheets per subtopic at three difficulty levels, you have plenty of options for differentiated instruction and individualized practice.

How many problems are on this worksheet?

This worksheet contains 18 problems. It typically takes 10-15 minutes to complete. An answer key with all solutions is included so parents and teachers can check work quickly.