Addition and Subtraction Word Problems - Worksheet 10 - 3rd Grade

Hard

Practice addition and subtraction word problems with printable questions and separate worked answer keys.

hard: Use another set to practice explaining and checking your answers.

15 problems · 20-30 minutes · Skills: addition, subtraction, problem solving

About This Worksheet

This hard-level worksheet contains 15 problems designed for 3rd Grade students practicing addition and subtraction word problems. Hard worksheets feature challenging problems including multi-step questions, missing values, and real-world applications to push students further.

Read place values and recall basic addition, subtraction and multiplication facts.

  • Practice addition and subtraction word problems with printable questions and separate worked answer keys.
  • Check your result using the method in the example before moving to the next question.

How to Solve: Worked Example

Example Problem: A library has 463 books and receives 762 more. How many books does it have now?
Solution Steps:
  1. Align ones, tens and hundreds; work from right to left.
  2. 463 + 762 = 1225.
Answer: 1225
Tip: Check your result using the method in the example before moving to the next question.
1
A library has 315 books and receives 267 more. How many books does it have now?
2
A library has 699 books. Students borrow 134. How many remain?
3
A library has 143 books and receives 189 more. How many books does it have now?
4
A library has 821 books. Students borrow 688. How many remain?
5
A library has 635 books and receives 240 more. How many books does it have now?
6
A library has 627 books. Students borrow 400. How many remain?
7
A library has 444 books and receives 462 more. How many books does it have now?
8
A library has 361 books. Students borrow 258. How many remain?
9
A library has 315 books and receives 517 more. How many books does it have now?
10
A library has 561 books. Students borrow 432. How many remain?
11
A library has 492 books and receives 252 more. How many books does it have now?
12
A library has 967 books. Students borrow 192. How many remain?
13
A library has 267 books and receives 715 more. How many books does it have now?
14
A library has 979 books. Students borrow 354. How many remain?
15
A library has 596 books and receives 376 more. How many books does it have now?

Answer Key

1. 5822. 5653. 3324. 1335. 8756. 2277. 9068. 1039. 83210. 12911. 74412. 77513. 98214. 62515. 972

Frequently Asked Questions

How do I download this addition and subtraction word problems - worksheet 10 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 addition, subtraction, problem solving. It is designed for 3rd 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 15 problems. It typically takes 20-30 minutes to complete. An answer key with all solutions is included so parents and teachers can check work quickly.