Mathematics 0580: STANDARD FORM Topical Past Paper Questions

**(a)** Write 0.000571 in standard form. [1] **(b)** Calculate $(3.3 \times 10^{6}) + (12.4 \times 10^{5})$. Give your answer in standard form. [2]

$$2.89\times10^{-1}\quad1.3\times10^{12}\quad8.3\times10^{1}\quad9\times10^{11}\quad2.03\times10^{-5}\quad0.3\times10^{-2}$$ Use a number from the box to complete each statement. The number that is not written in standard form is ..... The largest number is ..... The smallest num…

$$ 6.5\times10^{19}\times n=5.46\times10^{23} $$ Calculate the value of $n$. Give your answer in standard form. n = .....