About the "3-digit Addition and Subtraction" Worksheet

3-digit Addition and Subtraction is a comprehensive math worksheet designed to help students practice and master essential arithmetic skills. This interactive and printable worksheet features a series of 20 carefully crafted problems that focus on adding and subtracting three-digit numbers. The problems are presented in a clear, easy-to-read format, allowing students to work through them systematically and build their confidence in handling larger numbers.

The worksheet offers a balanced mix of addition and subtraction problems, ensuring that students get ample practice in both operations. Each problem involves three-digit numbers, with some requiring regrouping or borrowing, which adds an extra layer of complexity and helps reinforce place value concepts. This interactive and printable worksheet is an excellent tool for educators and parents to assess a child's understanding of these fundamental math skills and identify areas that may need additional attention or support.

What will your child learn through this worksheet?

Mastery of three-digit addition and subtraction
Improved mental math skills and number sense
Understanding of place value and regrouping concepts
Enhanced problem-solving abilities in arithmetic

Learning Outcomes

Cognitive

Accurately solve 15 out of 20 three-digit addition and subtraction problems within 30 minutes
Demonstrate understanding of regrouping in both addition and subtraction by correctly applying the concept in at least 80% of applicable problems

Psychomotor

Neatly write numerical answers in designated spaces with clear and legible handwriting
Efficiently align digits in vertical arithmetic problems to minimize calculation errors

Affective

Display increased confidence in tackling three-digit arithmetic problems
Show perseverance in completing all 20 problems, even when faced with challenging calculations

Interpersonal/Social

Engage in constructive peer discussions about problem-solving strategies for three-digit arithmetic
Demonstrate willingness to explain thought processes and methods used to solve problems to classmates or teachers

Common core standards covered

2.NBT.B.7

Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.

3.NBT.A.2

Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.