Grade 8 · Numbers & Operations

Irrational numbers & roots

99 problems in this skill, each with a solver-verified answer key. Answers are checked the moment you submit — with a hint if you want one and a worked solution afterwards.

What the problems look like

A few statements from this skill. Answers, hints and worked solutions live in the practice session.

Warm-up
Evaluate $\sqrt{49} + \sqrt[3]{1000}$ .
Warm-up
Evaluate $\sqrt{36} + \sqrt[3]{343}$ .
Warm-up
Evaluate $\sqrt{169} + \sqrt[3]{729}$ .

Problems shown under their original terms: Generated (template, solver-computed).

Practice this free, right now

Unlimited math practice is on the free plan — no card, no trial clock.

Practice free Log in and practise this skill

See every Numbers & Operations skill for grade 8