Search Results For “missing numbers”

Adding three numbers to make the total of 20.

More on adding small numbers with pictures.

More work on halving numbers up to 20.

Dividing 4-digit numbers by 2-digit numbers using the short division method, with squares to help.

Adding two 3-digit numbers.

Subtracting 3-digit numbers.

Adding two 4-digit numbers.

Subtracting 4-digit numbers.

Adding two numbers with more than 4-digits

Subtracting numbers with more than 4-digits.

Adding mixed numbers where the denominators are the same.

Subtracting mixed numbers; denominators the same.