hey there mathematicians it's cool
school and i'm your math science and
english teacher professor science and
this is math class
let's get going
if you have nine otters floating in a
river
and you take away five because they
float off a waterfall
how many do you have left
click on the correct answer
are there
six otters left
five otters
are there only two otters left
or are there four hours left
nope
try again
that's not it
remember
there were nine otters
and five of them fell off the waterfall
try again
yes
there are four otters
nine minus five
is four
now i ask you
what happened to the otters that fell
off the waterfall
the answer
nothing just pictures after all
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me