Search Results For “thinking of a number”

Add a 2-digit number to a multiple of 10, with a part whole model to help.

Adding a number to make a total of 20.

Find the missing number to make 100.

Add a 2-digit number to a multiple of 10, speed challenge.

Add a single digit number to a multiple of 100, with no additional help.

Add a multiple of 10 to a 3-digit number, crossing 100.

Add a multiple of 10 to a 3-digit number, crossing 100.

Subtract a multiple of 10 from a 3-digit number, with base 10 blocks. No exchange needed.

Subtract a multiple of 10 from a 3-digit number, with no exchange needed.

Subtract a multiple of 10 from a 3-digit number. Exchange from hundreds to tens needed.

Subtract a multiple of 10 from a 3-digit number, with no additional help.

Subtract a 2-digit number not crossing the tens with a bar model to help.