G7 - STEM Day Practice

Order the expressions from the smallest to the greatest.

Here is a function machine.

When the input is 6, the output is​ (a)   . When the output is 11, the input must be​ (b)   .

• −1
• 18
• 1
• −18
• x
• y

A piece of cloth has an area of 20000 square centimeters.

Write this area in square meters.

Insert two pairs of brackets to make this statement correct.

4 + 16 ÷ 2 = 14 – 1 + 3.

Hint: in your answer, rewrite the whole expression and add brackets where necessary.

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

OFF

Safia wants to record on a diagram how the temperature changes during the day.

Choose the most appropriate diagram she could use to record this information.

• 
• 
• 
• 

Line b is called a​ (a)   and Line a is called a​ (b)   .

• tangent
• chord
• radius
• diameter
• center

Chose the inequality represented on the number line.

Write 2.5% as a fraction in its simplest form.

Mathematical Equivalence

OFF