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Negative Numbers. We can think of numbers being on a number line:. 0. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. These numbers are all positive numbers. +. The number line can also continue on past 0:. -10. -9. -8. -7. -6. -5. -4. -3. -2. -1. 0. 1. 2. 3. 4. 5. 6. 7. 8. 9.
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Negative Numbers
We can think of numbers being on a number line: 0 1 2 3 4 5 6 7 8 9 10 These numbers are all positive numbers. +
The number line can also continue on past 0: -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 These new numbers are negative numbers. -
We can use our number lines to work out the sums which include negative numbers. What is -3 plus 5? -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 First we locate -3 on the number line. We start at -3
We can use our number lines to work out the sums which include negative numbers. What is -3 plus 5? -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 We start at -3
We can use our number lines to work out the sums which include negative numbers. What is -3 plus 5? -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 =2 Next we count on 5 places to the right. We start at -3 After 5 jumps we arrive at 2
Now try this one: What is -1 plus 3 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10
Now try this one: What is -1 plus 3 -10 -9 -8 -7 -6 -5 -4 -2 -1 0 1 2 3 4 5 6 7 8 9 10 -3 =2