Adding Single Digit Numbers

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Adding Single Digit Numbers

• Holly Cole

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Can You Figure These Out?
5 2 ? 9 0 ? 3 2 ? 6 3
? 4 1 ? 1 7 ? 2 8 ? 5 4
?
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When you add two numbers together you are putting
two parts together to make a new total. For
example, we know that we have 5 fingers on our
right hand and 5 fingers on our left hand. To
figure out how many fingers we have total, we
have to add them together to get our new total.
We have a total of 10 fingers.

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Models to Help Understand

1. Number line
2. This problem is 4 5 9. The red line
   represents the first number in the problem and
   the blue represents the second number. When they
   are added together you get the total of 9, which
   is where the arrow stops on the number line.

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Models to Help Understand

• Marbles
• This model uses marbles to represent addition.
  The first box contains 4 marbles and the second
  has 5. When we add these two boxes together we
  get the new total of 9 marbles, which is how many
  are in the final box.

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Models to Help Understand

• Addition Table
• This table will help with simple addition
  problems. Simply choose a number from the top
  line and one from the first column. Slide your
  fingers across the table until you meet at a new
  number, which is your total.