What are the steps for using integer tiles to evaluate the expression 45-15?
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Mathematics, 13.08.2020 22:01, Asterisk
What are the steps for using integer tiles to evaluate the expression 45-15?
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Start with 15 tiles and separate them into 3 same-sized groups.
Start with 45 tiles and separate them into 15 same-sized groups.
Assemble 45 groups of 3 tiles each.
Assemble 45 groups of 15 tiles each.
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