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Marvin find doubles facts, such as 4+4 and 1+1,on the addition table. He colors each sum. What pattern does Marvin make when he colors the sums of the double facts?

Respuesta :

4+4=8 so 1+1=2 that the answer

Answer with explanation:

Addition table (Composition = +Addition)

+  |   1      2      3    

---|-----------------------

1  |   2     3        4

2 |   3       4       5

3 |  4       5       6

The pattern that Marvin has made to find the sum of any doubles Facts is :

     ⇒  a + a = 2 × a

 For example :

→  1 + 1 = 2 × 1 =2

→  2 +2 =2 × 2=4

→  3+3= 2 × 3 =6

→  4 +4 = 2 × 4=8

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