2 Digit x 1 Digit Multiplication
Step 1: Concrete
Do not put this into presentation mode.
11 x 4
13 x 2
PUZZLER
14 x 3
15 x 3
16 x 2
Puzzler: 21 x 3
Step 2: Pictorial/Symbolic
11 x 4 | | |
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13 x 2 | | |
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12 x 4 | | |
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12 x 4 | | |
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11x5 | | |
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PUZZLER
14x3 | | |
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15x3 | | |
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16x2 | | |
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Puzzler:
21x3 | | |
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Step 3: Connecting to a different strategy
10 + 3
6
60 + 18
Answer: 78
13
x6
13
x6