The equation above (5+5+5=550) is incorrect. Write it down for yourself on a piece of paper. How could you correct it by the addition of a stroke of a pen or a pencil; just a single straight line?
There are 2 ways, maybe 3 ways, but certainly not 4 ways.
2 comments:
cross through the = sign making it say is not equal to
Yes! That makes the ≠
And the other way?
You have to ask what the additional stroke is for...
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