Lesson Study Video for Multiplication Algorithm: 3x9, 3x9, 3x5 (6 of 7)

Start 38:13, length 2:15

After this intervention, several different possibilities are suggested, including 11+12, 9+9+5 and 11+11+1. The teacher encourages the children to talk through each one. The clip shows the complication of the split into 9+9+5.

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