Partner A, use base ten blocks.

Partner B, use place value disk.

Compare the way your numbers look.

Say the numbers in Standard form and unit form.

12

Partner A : Unit form 12 = 1 ten + 2 units

Say it as one ten and two units

Partner B : standard form 1 2 = 1.2 × 10^{1}

Say it as one point two times ten to the power one

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