Adding Multi-Digit Numbers
Adding Multi-Digit Numbers
Follow the steps to add multi-digit numbers using different strategies, and understand each intermediate step.
Avoin kysymys 1
For big numbers, do you think that one of the methods is better than the other? Why?
Teksti- ja matematiikkasyöte
Avoin kysymys 2
Some people can add large numbers together in their heads. What mental tricks could they be using?
Teksti- ja matematiikkasyöte