Andre calculated 657÷3 using a method that was different from Elena’s. Explain the following: Andre subtracted 600 from 657. What does the 600 represent? Andre wrote 10 above the 200, and then subtracted

Andre calculated 657÷3 using a method that was different from Elena’s. Explain the following:

Andre subtracted 600 from 657. What does the 600 represent?
Andre wrote 10 above the 200, and then subtracted 30 from 57. How is the 30 related to the 10?
What do the numbers 200, 10, and 9 represent?
What is the meaning of the 0 at the bottom of Andre’s work?

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Andre calculated 657÷3 using a method that was different from Elena’s. Explain the following: Andre subtracted 600 from 657. What does the 600 represent? Andre wrote 10 above th…

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