Search Results For “prime number”

Subtract a single digit from a 2-digit number up to 20.

Add a single digit to a 3-digit number with base 10 blocks, not crossing the tens boundary.

Add mentally a single digit to a 3-digit number.

Correct the numbers on the number line.

Spot the mistakes in the number lines.

Adding two single digits with totals above 10 with a number line to help.

Subtract from a 2-digit number not crossing tens with bar models to help.

Subtract from a 2-digit number crossing the tens with bar models to help.

Recognising ‘What is the sum of…’ and ‘What is the total of…’ to add two small numbers, with a number line to help.

Recognising ‘add’ and ‘plus’ to add two small numbers, with a number line to help. Totals up to 10.

Estimating numbers up to 10 000 on a number line.

Click on the larger number shown using numbers and base 10 blocks.