Standard Form (Edexcel GCSE Maths): Flashcards

Standard index form

$A \times 10^n$ where $1 \leq A < 10$

$1 \leq A < 10$ (between 1 and 10)

Positive power

Negative power

$5.6 \times 10^{10}$

$3.45 \times 10^{-9}$

Add the powers

Subtract the powers

Same power of 10

EXP or $\times 10^x$

$7.986 \times 10^{15}$