Standard form 2 (Edexcel GCSE Maths): Quizzes

Add the powers together

Subtract the powers

Convert to ordinary numbers

$1.5 \times 10^{10}$

$6 \times 10^1$

$4.15 \times 10^5$

$1 \leq a < 10$

$1.64 \times 10^{11}$

Rearrange so powers of 10 are together

$4 \times 10^{24}$

Convert to g: $1.2 \times 10^3$ g

Try the calculation with simpler numbers