SOLUTION: Show two different ways Kelly can find the sum of 7+8 Explain your thinking
and
Pam solved 12+6 and got 18. Jake is solving 6+12. He is sure that his sum will be the same.
Algebra.Com
Question 426119: Show two different ways Kelly can find the sum of 7+8 Explain your thinking
and
Pam solved 12+6 and got 18. Jake is solving 6+12. He is sure that his sum will be the same. Is he right? How do yoiu know?
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Use a number line, or just know 7+8 by heart (preferred way).
12+6 = 6+12, because addition is a commutative function.
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