Elementary Mathematics 4/5

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Absolute Value

Distance a digit is from Zero

Prime or Composite?

2. Try all primes up to closest root

1. Test all Divisibility Rules

Multiplying Binomials

Area Model

NO four letter "F" word!

Integers

Muliplying

Create "zero bank" if necessary

Integer tiles (Chip model)

Adding/Subtracting

Integer Tiles

Create "Zero bank" if necessary

Abbreviated Integer tiles for large numbers

Number Line