Description
What It Is:
This worksheet helps students practice adding and subtracting 10 from two-digit numbers using base ten block visuals. Each problem includes visual models to support place value understanding and mental math strategies.
Why Use It:
Using base ten blocks reinforces place value concepts and helps students see how adding or subtracting 10 affects the tens digit. This visual approach improves accuracy, confidence, and number sense for early elementary learners.
How to Use It:
• Look at the base ten blocks shown in each problem.
• Identify the starting number represented by the blocks.
• Add or subtract 10 as indicated.
• Choose the correct answer from the multiple-choice options.
Grade Suitability:
Best suited for Grade 1 and Grade 2.
• Grade 1: Introduction to adding and subtracting 10 using visual models.
• Grade 2: Strengthening place value and mental math with two-digit numbers.
Target Users:
Grade 1–2 teachers, homeschool parents, tutors, and students practicing place value–based addition and subtraction strategies.
This worksheet helps students practice adding and subtracting 10 from two-digit numbers using base ten block visuals. Each problem includes visual models to support place value understanding and mental math strategies.
Why Use It:
Using base ten blocks reinforces place value concepts and helps students see how adding or subtracting 10 affects the tens digit. This visual approach improves accuracy, confidence, and number sense for early elementary learners.
How to Use It:
• Look at the base ten blocks shown in each problem.
• Identify the starting number represented by the blocks.
• Add or subtract 10 as indicated.
• Choose the correct answer from the multiple-choice options.
Grade Suitability:
Best suited for Grade 1 and Grade 2.
• Grade 1: Introduction to adding and subtracting 10 using visual models.
• Grade 2: Strengthening place value and mental math with two-digit numbers.
Target Users:
Grade 1–2 teachers, homeschool parents, tutors, and students practicing place value–based addition and subtraction strategies.