### Lesson List

When you know the addition facts 1-9 you can solve all addition problems quickly.

For example: 14 + 2 = 4 + 2 + 10 which is 6 + 10 = 16.

Find the sum of the two addends below.

 7 + 5 = 4 + 8 = 3 + 9 = 5 + 6 = 4 + 7 = 8 + 5 = 6 + 7 = 9 + 4 = 7 + 6 = 5 + 8 = 4 + 9 = 9 + 9 = 6 + 6 = 9 + 3 = 2 + 9 = 7 + 4 = 3 + 8 = 7 + 7 = 8 + 6 = 9 + 5 = 6 + 8 = 5 + 9 = 9 + 8 = 8 + 9 = 8 + 4 = 5 + 7 = 8 + 3 = 6 + 5 = 9 + 2 = 7 + 8 = 8 + 7 = 9 + 6 = 6 + 9 = 9 + 7 = 8 + 8 = 7 + 9 =

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