10 More 10 Less and 100 More 100 Less

What It Is:
This worksheet provides practice with 10 more, 10 less, 100 more, and 100 less using three-digit numbers. Students answer multiple-choice questions that focus on place value changes in the tens and hundreds positions.
Why Use It:
Working with larger numbers helps students deepen their understanding of place value and number patterns. This worksheet strengthens mental math, reinforces how digits shift when adding or subtracting tens and hundreds, and builds confidence with higher-level number operations.
How to Use It:
• Read each question carefully.
• Identify the starting number.
• Determine whether to add or subtract 10 or 100.
• Choose the correct answer from the multiple-choice options.
Grade Suitability:
Best suited for Grade 2 and Grade 3.
• Grade 2: Extending place value skills to three-digit numbers.
• Grade 3: Practicing mental math with tens and hundreds changes.
Target Users:
Grade 2–3 teachers, homeschool parents, tutors, and students developing advanced place value and mental math skills.