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Daniel_F
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well, if you do 2 + 2 it equals 4,
4 is your answer
hope you understand!

ZeHanz
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Draw a number line.
Look for the number 2.
Move 2 units to the right.
The number where you arrive is the answer!

Daniel_F
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Omg zehanz awesome response

ZeHanz
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Just explaining, you know...

SHANIYALL
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dont get smart !

Daniel_F
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Just messing around :P

skullpatrol
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A number line can be used to find the sum of two real numbers.

ZeHanz
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And because 2 and 2 are real numbers, it works!

skullpatrol
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You can use the same method for 2 + (2) for the same reason.