Grade 8 · Expressions & Equations

Exponents & scientific notation

220 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
Write the number 3000000 in scientific notation as $3 \times 10^{n}$ . What is the exponent $n$ ?
Warm-up
Write the number 400000000 in scientific notation as $4 \times 10^{n}$ . What is the exponent $n$ ?
Warm-up
Write the number 800000 in scientific notation as $8 \times 10^{n}$ . What is the exponent $n$ ?

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 Expressions & Equations skill for grade 8