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Anonymous Anonymous
  • 29-08-2016
  • Mathematics
Answered

Explain how you could use a number line to show that -4+3 and 3+(-4) have the same value.which property of addition states that these sums are equivalent

Verified Answer :

chindonsang
chindonsang chindonsang
  • 30-08-2016

For -4+3,
1. start with zero
2. move to left (-x axis) for 4 units (-4)
3. then move to right (+x axis) for 3 units (+3)

For 3+(-4)
1. Start with zero
2. Move the point to right side by 3 units (+3)
3. then move the point to the left by 4 units (-4)

For both you'll stop at -1.

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