Number

What is the result of $-1 \times (-1) \times (-1) \times (-1)$?

Find the value of $\sqrt[3]{64}$.

Evaluate the expression: $2^{2} \times 2^{2}$.

What is the value of $(-3) - (-3)$?

Calculate $(-12) \times (-2) \div (-4)$.

Find the result of $\sqrt[3]{1} + \sqrt[3]{0}$.

Calculate $(-2) \times 5 - (-3)$.

If $x$ is an integer, what is the minimum possible value of the expression $(x - 3)^{2} + 5$?

Evaluate $\frac{\sqrt{144} \times (-2)^{3}}{-6}$.

Find the Highest Common Factor (HCF) of $2^{3} \times 3^{2}$ and $2^{2} \times 3^{3}$.

Write 'three hundred four' in figures.

Which of these numbers has the digit $3$ in the thousandths place?

Round the number $999$ to the nearest $10$.

Round $0.0567$ to $2$ significant figures.

What is the place value of the digit $5$ in the number $0.00005$?

Round $23.456$ to $1$ decimal place.

Round $0.0089$ to $1$ significant figure.

Evaluate $0.09 \times 0.09$ and round to $3$ decimal places.

A rope is $5\text{ m}$ long to the nearest meter. It is cut into $10$ equal pieces. What is the maximum possible length of one piece?

Which number is smaller than $-0.12$ but larger than $-0.13$?

Convert $1.75$ to a percentage.

Calculate $0.99 - 0.09$.

What is $\frac{1}{6}$ of $42$?

Convert $0.007$ to a percentage.

What is the reciprocal of $2.5$ expressed as a decimal?

Which fraction lies exactly halfway between $\frac{1}{4}$ and $\frac{1}{2}$?

If a length of $5$ m is increased by $20\%$, what is the new length?

A tank contains $40$ liters of a $10\%$ sugar solution. How much sugar (in liters) must be added to make it a $20\%$ sugar solution? (Assume sugar adds to volume)

Convert the ratio $7:8$ into a percentage.

A machine produces $5\%$ defective items. In a batch of $3,000$ items, how many items are non-defective?

The perimeter of a rectangle is $20$ cm. If the ratio of its length to its width is $3:2$, what is the length of the rectangle?

Simplify the ratio $0.5 : 2$ to its simplest form using whole numbers.

If $8$ oranges cost $\$3.20$, how much do $5$ oranges cost?

If $x$ is directly proportional to $y$, and $x=4$ when $y=12$, find $x$ when $y=18$.

The ratio of the mass of object A to object B is $2:7$. If their combined mass is $13.5\text{ kg}$, what is the mass of object B?

$1.5$ liters of paint covers $12\text{ m}^2$ of wall. How much paint is needed for a wall with an area of $30\text{ m}^2$?

On a map with a scale of $1\text{ cm} : 4\text{ km}$, the distance between two cities is $11.5\text{ cm}$. What is the actual distance?

The ratio of the prices of two items is $7:9$. If the price of the more expensive item is $\$63$, and both prices are increased by $\$5$, what is the new ratio of their prices?

The ratio of the surface areas of two similar cubes is $1:16$. What is the ratio of their volumes?

A model plane is made to a scale of $1:48$. The wingspan of the actual plane is $12\text{ meters}$. What is the wingspan of the model in $\text{cm}$?

What is the value of $3^2 + 4^2$?

What is $12 \times 5$?

Subtract $0.25$ from $1$.

Calculate $0.15 + 0.05$.

Round $19.51$ to the nearest whole number and multiply by $3$.

What is $2.5 \times 6$?

Calculate $6^2 - 3^2$.

If $\frac{1}{x} = 0.4$, what is the value of $x$?

Evaluate: $1000 \times 0.01 \times 0.1$.

Use a mental strategy to multiply $0.99$ by $7$.