BUILD FLUENCY. EARN YOUR ASCENT.Sign in
Year 1

Add and subtract to 20

Choose a subtopic, explore its examples and practise with feedback.

Choose a subtopic.

Explore add and subtract to 20 for Year 1. Each subtopic has sample questions and worked answers; choose the skill you want to practise.

01

Use pictures, make-ten, counting and part-whole strategies within 20.

Use pictures, make-ten, counting and part-whole strategies within 20.

Examples, answers and practice

Keep exploring.

Year 1 · Counting objects one by one →