# Number - Using A Calculator

**a** - answer **s** - solution **v** - video **d** - discussion

**Question 1**

Use a calculator to investigate these order of operations questions

**Question 2**

Use a calculator to investigate these order of operations questions

**Question 3**

Use the $x^2$, $x^3$ or $x^y$ button on your calculator for the following:

**Question 4**

Can you explain the order of operations your calculator uses here?

**Question 5**

Use the $\sqrt\square$, $\sqrt[3]\square$ or $\sqrt[\square]\square$ button on your calculator for the following:

**Question 6**

Use the keys $\frac\square\square$ to calculate the following:

**Question 7**

Use the keys $\square\frac\square\square$ to calculate the following. Leave your answer as a top heavy/improper fraction.

**Question 8**

Express each of the following answers as a top heavy/improper fraction, a mixed number and a decimal

**Question 9**

Type in the following and use your calculator to express as a fraction. Final answer should be impropert/top heavy where necessary

**Question 10**

Use the $\%$ button to find the answer to the following. Leave answers as decimals where necessary.

**Question 11**

Use the Ran# button to generate a random number between:

**Question 12**

Use the FACT button to find the prime factorisation of the following: (your calculator may not necessarily have this button)

**Question 13**

Use your calculators memory to work out the following calculations. You should not need to memorise or write down any intermediate answers yourself.

c) Calculate $\sqrt5$. Store this answer. Divide the answer by $7$. Store this answer. Multiply the new answer by $\sqrt{20}$.
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d) Calculate $\frac34\div1\frac13$. Store this answer. Squuare the answer. Store this answer. Divide the new answer by $8$. Store this answer. Multiply the answer by $4096$.
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e) Calculate $10\div33$. Store this answer under A. Calculate $11\div100$. Store this answer under B. Find A$\times$B.
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f) Calculate $0.55^2+3$. Store this answer under A. Calculate $\sqrt{169}-18$. Store this answer under B. Calculate B$^2$-A.
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g) Calculate $5^2-3\times2\times2$. Store this answer. Calculate the square root of the answer. Store this answer. Add $5$ to the new answer. Store this answer. Divide the new answer by $4$. Round your answer to $2$ decimal places.
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h) Calculate $\frac34-\frac23$. Store this answer under A. Calculate $18^2-22$. Store this answer under B. Calculate $(-3)^4-100$. Store this answer under C. Calculate A$^2$$\times$B$+$C.
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**Question 14**

Use your calculator to find the answer to the following: