Year 7 Maths Information Sheet

A set of fill-in-the-blank practice flashcards for Year 7 Maths topics including fractions, decimals, percentages, measurement, algebra basics, and data & probability.

To find equivalent fractions, multiply or divide the numerator and __________ by the same non-zero number.

denominator

Simplifying a fraction requires dividing both the numerator and denominator by the highest common __________.

factor

When adding or subtracting fractions, a common __________ is required.

denominator

When multiplying fractions, $\frac{a}{b} \times \frac{c}{d} = \text{\_\_\_\_\_\_\_\_\_\_}$.

$$\frac{ac}{bd}$$

To divide by a fraction, flip the __________ fraction and multiply.

second

When adding or subtracting decimals, you must line up the __________ points.

decimal

When multiplying decimals, ignore the decimal, multiply, then place the __________.

decimal

When dividing decimals, move the decimal to make the divisor __________.

whole

To convert a percentage to a decimal, divide by __________.

$$100$$

To convert a decimal to a percentage, multiply by __________.

$$100$$

To find the percentage of a number, use the formula: $\text{number} \times (\text{percent} \div \text{\_\_\_\_\_\_\_\_\_\_})$.

$$100$$

To find the perimeter of a shape, add all __________.

sides

The formula for the area of a square is $\text{Area} = \text{\_\_\_\_\_\_\_\_\_\_}$.

$$s^2$$

The formula for the area of a rectangle is $\text{Area} = l \times \text{\_\_\_\_\_\_\_\_\_\_}$.

$$w$$

The formula for the area of a triangle is $\text{Area} = \text{\_\_\_\_\_\_\_\_\_\_} \times \text{base} \times \text{height}$.

$$\frac{1}{2}$$

The formula for the area of a parallelogram is $\text{Area} = \text{base} \times \text{\_\_\_\_\_\_\_\_\_\_}$.

height

The formula for the area of a trapezium is $\text{Area} = \text{\_\_\_\_\_\_\_\_\_\_} \times \text{height}$.

$$\frac{a + b}{2}$$

The formula for the volume of a cube is $V = \text{\_\_\_\_\_\_\_\_\_\_}$.

$$s^3$$

The formula for the volume of a rectangular prism is $V = l \times w \times \text{\_\_\_\_\_\_\_\_\_\_}$.

$$h$$

The formula for the volume of a cylinder is $V = \text{\_\_\_\_\_\_\_\_\_\_}$.

$$\pi r^2 h$$

In algebra, a variable is represented by a __________.

letter

The number in front of a variable is called the __________.

coefficient

A number without a variable is called a __________.

constant

To combine like terms, add or subtract terms with the same __________.

variable

Replacing a variable with a number is called __________.

substitution

The mean of a dataset is calculated as $\text{sum} \div \text{\_\_\_\_\_\_\_\_\_\_}$.

number of values

The middle value in a set of ordered data is called the __________.

median

The most common value in a dataset is called the __________.

mode

The range of a dataset is calculated as $\text{highest} - \text{\_\_\_\_\_\_\_\_\_\_}$.

lowest

The formula for probability is $\text{favourable} \div \text{\_\_\_\_\_\_\_\_\_\_ outcomes}$.

total