Missing Number Equations

Year 6 MathsAlgebra3 pages

About this worksheet

Thirty-eight equations in three rounds for Year 6 maths. Pupils solve sixteen one-step equations like a + 7 = 15, sixteen two-step equations such as 5q + 6 = 41, then find three different pairs of positive whole numbers for equations like x + y = 6. A complete answer key covers all three sections. Matched to two England National Curriculum algebra objectives.

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Curriculum objectives covered

Algebra

Express missing number problems algebraically

All 38 questions use letter notation rather than empty boxes.

Algebra

Find pairs of numbers that satisfy an equation with two unknowns

The challenge round demands three valid pairs per equation.

What's inside this worksheet

Warm Up: One-Step Equations

Sixteen equations across all four operations, including 3c = 21.

Level Up: Two-Step Equations

Sixteen equations such as 2a + 1 = 11 in a four-column grid.

Challenge: Beat the Clock! Two Unknowns

Six equations like a × b = 12, each needing three different pairs.

Answer key

Solutions for every equation in all three rounds.

How teachers use it

Fluency practice

The graded rounds fill a practice lesson once solving methods are taught.

Timed challenge

The beat-the-clock round works as a race in the last ten minutes.

Homework

One round per night, self-marked against the key.

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