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Differences in Scientific Notation

Directions: Make the largest (or smallest) absolute difference by filling in the boxes using the whole numbers 1 through 9 no more than one time each.

Hint

Hint

What are the biggest and smallest numbers you can make with these digits in scientific notation?
Try thinking of the numbers you create on a number line.

Answer

Answer

Largest: 8×10^9 – 2×10^1
Smallest 3×10^2 – 9×10^1

Source: Marie Isaac

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