100 Square Challenge with 18 Questions
On a hundred square, students move up or down for tens and left or right for ones to solve 18 two-digit addition and subtraction problems, starting from a worked example.
- Grades
- Grades 2–3, Elementary
- File type
- Preparation
- Print ready
- Subject
- Math, Addition and Subtraction, Addition, Subtraction
- Topic
- 100 square challenge, math challenge
- Resource types
- Activities
- Preparation
- Print ready
About this resource
What's inside this resource
This is a 100 Square Challenge - 18 Questions.
Students will utilize the hundreds chart to help them answer addition and subtraction problems.
This is a great fluency building challenge.
Answer key included.
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In the classroom
Teaching tips & learning objectives
Learning objectives
- Add and subtract two-digit numbers by counting on and back in tens and ones on a hundred square
Teaching tips
- The method depends on a hundred square, so give students a 100 chart to move along while they work.
Skills covered
- Place value — splitting each change into tens and ones before moving
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Resource details
Concepts & topics
Core concepts
Core concepts
- Hundred square
- Place value
- Two-digit addition
- Two-digit subtraction
Topics
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