Question: 10. Show and describe two ways to represent 8 - 6 =? on a number line as taking from and as difference in a

10. Show and describe two ways to represent 8 - 6 =?

10. Show and describe two ways to represent 8 - 6 =? on a number line as "taking from" and as "difference in a comparison" (unknown addend). 11. Show and describe two ways to represent 21-19 ? on a number line as "taking from" and as "difference in a comparison" (unknown addend).

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