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Fell on the Floor
8 x 8 = 64 |
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Split then Add
11 x 11 = 121 |
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12 x 12 = 144
12(10) + 12(2)
120 + 24 = 144 |
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3 x 4 = 12
4 x 3 = 12
3 3 3 3 = 12 6 6 = 12 x 2 double it |
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3 x 6 = 18
6 6 6 12 + 6 18
(3x5) 15 + 3 = 18 |
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4 x 8 =32 8 x 4 = 32
x 2 double it 8 8 8 8 16 + 16 32 |
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3 x 9
9 x 3
1 less than the number... |
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3 x 9 = 27 9 x 3 = 27
(3) 1 less than the number + what makes 9 |
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3 x 12 = 36 12 x 3 = 36
3(10) + 3(2) = 36 30 + 6 |
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5 x 4 = 20 4 x 5 = 20
5 5 5 5 10 + 10 |
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4 x 6 =24 6 x 4 = 24
12 + 12
6 6 6 6 |
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4 x 12 x2 double it
12 x 4
4(10) + 4(2) |
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12 x 4 = 48 4 x 12 = 48
4(10) + 4(2) 40 + 8 48 |
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5 x 9 = 45 9 x 5 = 45
1 less than the number plus what makes 9 (5) 4 + 5 45 |
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5 x 12 = 60 12 x 5 = 60
5(10) + 5(2) 50 + 10 = 60 |
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6 x 7 = 42 7 x 6 = 42
6 x 6 + 6 36 + 6 42 |
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6 x 8 half the number; the number itself 8 x 6 |
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6 x 8 = 48 half of 8 (4) then 8 itself (8) 48 8 x 6 = 48 |
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6 x 9
1 less than the number...
9 x 6 |
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6 x 9 = 54
1 less than 6 (5) + (4) makes 9 54
9 x 6 = 54 |
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6 x 12 12 x 6
6(10) + 6(2) |
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6 x 12 = 72 12 x 6 = 72
6(10) + 6(2) 60 + 12 = 72 |
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7 x 8 = 56
5 6 7 8 7 x 8 = 56
8 x 7 = 56 |
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8 x 9
1 less than the number...
9 x 8 |
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8 x 9 = 72
1 less than 8 (7) + (2) makes 9 72
9 x 8 = 72 |
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8 x 12 = 96
8(10) + 8(2) 80 + 16 80 + 10 + 6 = 96
12 x 8 = 96 |
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9 x 12 12 x 9
9(10) + 9(2) |
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9 x 12 = 108
9(10) + 9(2) 90 + 18 90 + 10 + 8 108 |
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11 x 12 12 x 11
split then add |
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11 x 12 split than add 1 3 2 12 x 11 = 132 |
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