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December 20, 2014

December 20, 2014

Posted by **saranghae12** on Sunday, February 26, 2012 at 8:11pm.

Please help and explain. Thank you!

- 8th grade math -
**Libuse**, Sunday, February 26, 2012 at 9:26pm"symbolic reasoning" means using symbols to aid in solving (reasoning) problems.

For example:

1. After learning addition and substraction, first graders are asked, "What number must be added to 2 to make it equal 5?" They can understand something like this

2 + ? = 5

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