Lesson series

Mental Math Strategies: Making 10s and 100s

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The Mental Math Strategies for Making 10s and 100s course is designed to enhance students' mathematical fluency and mental calculation skills using the Singapore Math approach. In this course, students will develop a solid foundation in mental math strategies, enabling them to solve addition and subtraction problems efficiently and accurately without relying heavily on written calculations.

What's included?

  • 2 Self-Paced Video Lessons

Making 100s

The mental math strategy of making 100s is a useful technique that helps students perform calculations quickly and efficiently. It involves breaking down numbers into easier-to-work-with combinations that add up to 100. This strategy is particularly helpful when adding or subtracting numbers close to 100.

Making Tens.

This strategy focuses on breaking down numbers into combinations that add up to ten. By understanding the relationship between numbers and ten, students will be able to mentally manipulate and compute addition and subtraction problems more efficiently.

Course Lessons

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