Tool to help students work individually to create number operations by either adding or subtracting any given number.
Work as a whole class to practice addition and subtraction using these cards.
For example friends of ten, teacher gives class the number three. Students find the cards three, addition and equals sign. Then work out by counting on to find a number which equals to ten and find that card. Once the answer is found students are to lay out all five cards to create an addition operation. This gets students explore two different numbers which equal ten.
These cards can also be used for subtraction and with the use of mini white-boards so students can visualise their answer before choosing the correct cards.