hbjr74
hbjr74
13-09-2018
Mathematics
contestada
Which equations show you how to find 16-9?
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robbzzz
robbzzz
13-09-2018
i think it might be B
because from 9+1 = 10 we can change to 9=10-1
and 10+6=16 no need to change
then we solve the problem with the equation
16 - 9
10+6 - (10-1)
10+6-10+1
7
thats the answer
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