Standard form

Converting both ways for large and small numbers, and correcting near-misses.

Ordering numbers in standard form

Comparing by the power of ten first, then by the front number.

Multiplying and dividing in standard form

Products, quotients and how-many-times-bigger comparisons.

Adding and subtracting in standard form

Matching the powers of ten before combining, then renormalising the result.

Practice

Standard form

Converting both ways for large and small numbers, and correcting near-misses.

Practice

Ordering numbers in standard form

Comparing by the power of ten first, then by the front number.

Practice

Multiplying and dividing in standard form

Products, quotients and how-many-times-bigger comparisons.

Practice

Standard form review

Converting and calculating. A marked test, with fresh numbers every attempt.

Mixed review