About this lesson
About Addition & Subtraction
Addition & Subtraction is an interactive Grade 4 mathematics lesson on Scholi. Add and subtract up to 1,000,000 with the column algorithm. Estimate sums and differences.
What this lesson covers
- Standard Algorithm
- Million Boundary
- Multi-step Word Problems
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Common questions
What does Addition & Subtraction cover in Grade 4?
Addition & Subtraction covers Standard Algorithm, Million Boundary and Multi-step Word Problems. It is an interactive Grade 4 mathematics lesson: you explore each idea with a visualizer, check the rules on a cheat sheet, and answer practice questions that are marked as you go.