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... Manipulatives Suppose you have 78 number tiles. Describe how to illustrate 78 ÷13 with the tiles, using each of the three basic conceptual models for division. a. Repeated subtraction. Remove groups of 13 tiles each. Since 6 groups are formed 78 ÷ 13 = 6. b. Partition. Partition the tiles into 13 eq ...
... Manipulatives Suppose you have 78 number tiles. Describe how to illustrate 78 ÷13 with the tiles, using each of the three basic conceptual models for division. a. Repeated subtraction. Remove groups of 13 tiles each. Since 6 groups are formed 78 ÷ 13 = 6. b. Partition. Partition the tiles into 13 eq ...