Back to Expanded Form Using Indices — Problem 3 · Task Set 10

Exercises: Expanded Form Using Indices

Work through each section in order. Write your answers using index notation ( $10^n$ ) where the problem asks for it, and plain (standard) numbers otherwise.

Grade 7·18 problems·~30 min·Uganda NCDC Primary 7 Mathematics·lesson·operations-02

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Fluency Practice

Which term correctly expands the digit 8 in the number $806$ ?

$8 \times 10^2$

$8 \times 10^8$

$8 \times 10^3$

$8 \times 10^1$