NZ Curriculum Year 5 Mathematics free practice questions with answers

1. Ethan asked the students in the class how many pets they have. What is the most common number of pets? [Dot plots]

Pets per student 0 1 2 3 4 5 6 7 8 Number of pets Each dot is one student in Ethan's class.

Correct answer: D — 3

• The most common value has the tallest stack of dots.

• The tallest stack is at 3 pets.

• Why the other options are wrong:

• A (4): That value has fewer dots.

• B (6): That is how many students have it, not the number of pets.

• C (7): That is the largest number of pets, not the most common. Skill: Dot plots

2. How many lines of symmetry does a regular triangle have? [Symmetry]

Correct answer: D — 3

• A regular polygon has one line of symmetry through each vertex or side.

• A regular triangle has 3 lines of symmetry.

• Why the other options are wrong:

• A (2): Missed one line of symmetry.

• B (6): Counted each line twice.

• C (1): A regular polygon has more than one line of symmetry. Skill: Symmetry

3. Which unit is best for measuring the distance a plane flies? [Choosing units]

Correct answer: A — km

• Think about the size of what you are measuring.

• The best unit is km.

• Why the other options are wrong:

• B (m): That unit is much too small for this measurement.

• C (mm): That unit is much too small for this measurement.

• D (cm): That unit is much too small for this measurement. Skill: Choosing units