anonymous
  • anonymous
what are the rules when you add and subtract negitive and positive numbers?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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amistre64
  • amistre64
..... always add?
anonymous
  • anonymous
?
amistre64
  • amistre64
subtraction is just "adding a negative"

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amistre64
  • amistre64
like signs are always positive different signs go negative
anonymous
  • anonymous
ok but what if u subtract a negitive?
amistre64
  • amistre64
3--5 .... like signs are positive 3+5
anonymous
  • anonymous
ok umm -4 --7 would equal...
amistre64
  • amistre64
-4--7 -4+7 7-4 = ?
anonymous
  • anonymous
??????????
amistre64
  • amistre64
yeah, that doesnt help me understand your confusion any.
amistre64
  • amistre64
do we have to start back with "what is a number" and go from there?
pottersheep
  • pottersheep
++ becomes + -- becomes + +- becomes -
pottersheep
  • pottersheep
i.e. 1 - - 1 = 1 + 1 = 2 whereas 1 + - 1 = 1 - 1 = 0 1 ++ 1 = 1+1 =2
amistre64
  • amistre64
|dw:1317769616241:dw|

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