Little Johnny had a cussing problem and his father was getting tired of it. He decided to ask his shrink what to do. The shrink said, "Since Christmas is coming up, (...) , you should ask Johnny what he wants Santa to bring him. If he cusses while he tells you his wish list, leave a pile of dog poop in place of the gift or gifts he requests."
! , http://www.goodairmax.com/ !
1. ten by ten:
formulas: the head by head, tail plus tail, tail by tail.
Example: 12 × 14 =?
solution: 1 × 1 = 1
2 +4 = 6
2 × 4 = 8
12 × 14 = 168
Note: a bit multiply, (...) , 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, http://www.goodairmax.com/ , tail by tail.
Example: 23 × 27 =
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[Dec 30, 2012 at 07:34 PM]
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Two days before Christmas, (...) , http://www.ladydesign
1. ten by ten:
formulas: the head by head, tail plus tail, tail by tail.
Example: 12 × 14 =?
solution: 1 × 1 = 1
2 +4 = 6
2 × 4 = 8
12 × 14 = 168
Note: a bit multiply, (...) , 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, http://www.goodairmax.com/ , tail by tail.
Example: 23 × 27 =