My math teacher taught me this. Also, for each product, adding the two digits will give you a sum of nine etc.

Butterfly method for adding and subtracting fractions

Waldorf ~ grade ~ Math ~ Fractions ~ Butterfly Method ~ add or subtract fractions the butterfly way. Adding the visuals really helps the ideas stick, learn your fractions now and higher math will be much easier!

Watch out for those Canadians ;-)

The most awesome images on the Internet


Bit all true but funny none the less xD<<<Canadian pride -- ROTFL "You are excited whenever an American television show mentions Canada.

Its a fact

The longest street in the world is Yonge street in Toronto Canada measuring km miles). I'm in Toronto and have driven on yonge st!

Wow... I don't how this guy figured this out, but he is a genius.  Trick to multiplication tables 6X6 and above... the ones I find most difficult to remember.

Multiplication Finger Tricks --- This is craziness! I would prefer my kids learn their times tables, BUT a cool trick none the less!

More ideas