Using a Calculator (Edexcel GCSE Maths: Foundation): Exam Questions

Calculate $\frac{4}{\sqrt{0.0025}}$

Find

i) the square root of 4489,

[1]

ii) $4^3$

[1]

iii) $\sqrt[3]{274625}$

[1]

iv) $2^{-3}\times {24}^2$

[1]

Write 2^-4 as a decimal.

Find the value of $\sqrt{15}$.
Give your answer correct to 3 decimal places.

Find the value of  $\sqrt[3]{0.729}$

Calculate $\frac{16.379-0.879}{4.2}\times 1.241$

Give your answer correct to 2 significant figures.

Calculate $\frac{4.85\times 6.14}{8.91+3.89}$

Give your answer correct to 2 decimal places.

$p=\frac{1.6+9.6^2}{5.9-4.3}$

Calculate the exact value of $p$.

Calculate $-12÷-2$

Calculate $\sqrt[3]{2^3+2}$

Calculate $\sqrt{\frac{1}{0.01}-8^2}$

Calculate $\sqrt{\left(8+4\times {75}^{0.6}\right)}$.

Calculate  $3.142-\frac{52163}{16604}$

Give your answer in standard form correct to 2 significant figures.

Calculate $\sqrt[3]{-4.3\times 6.7^2}$ and write down all the figures shown on your calculator.

Write your answer to part (a) correct to 4 decimal places.

Use your calculator to find:

$\frac{\sqrt[3]{-7\times 3^2}}{{\left(3\frac{4}{5}\right)}^{-2}}$

Round your answer to 4 significant figures.