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Reprinted from 171729944 at 22:45 on January 2nd, 2011 Read (loading. ..) Comments (0) Category: Personal Diary
1. ten by ten:
formulas: the head by head, tail plus tail,
ugg ブーツ, tail by tail.
Example: 12 × 14 =?
solution: 1 × 1 = 1
2 +4 = 6
2 × 4 = 8
12 × 14 = 168
Note: a bit multiply ,
ugg ムートンブーツ, not use the 0 digit placeholder.
2. head the same, complementary tail (tail add up to 10):
formulas: a first add 1 to the head by head, tail by tail.
Example: 23 × 27 =?
Solution: 2 +1 = 3
2 × 3 = 6
3 × 7 = 21
23 × 27 = 621
Note: a bit multiply, not two 0 placeholder number to use.
3. complementary first multiplier, the same as the other multiplier:
formulas: a first add 1 to the head by head, tail by tail.
Example: 37 × 44 =?
solution: 3 +1 = 4
4 × 4 = 16
7 × 4 = 28
37 × 44 = 1628
Note: a bit multiply, not use the 0 digit placeholder.
4. dozens of dozens of one by one:
formulas: head by head, head plus head, tail by tail.
Example: 21 × 41 =?
solutions: 2 × 4 = 8
2 +4 = 6
1 × 1 = 1
21 × 41 = 861
5.11 by any number:
formulas: sum of fixed fate,
UGG オーストラリア, and the middle of the drop-down.
Example: 11 × 23125 =?
Solution: 2 +3 = 5
3 +1 = 4
1 +2 = 3
2 +5 = 7
2 and 5,
UGG AUSTRALLIA, respectively,
UGG ブーツ 格安, in the sum of
11 × 23125 = 254375
Note: and over ten to further.
6. dozen by any number:
formulas: the first is not the second multiplier falling trend, the first digit multiplied by the factor behind the second factor of each number, plus the next digit,
ugg, again missing.
Example: 13 × 326 =?
solution: 13 bits is 3
3 × 3 +2 = 11
3 × 2 +6 = 12
; 3 × 6 = 18
13 × 326 = 4238
Note: and over ten to get into one.
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