Add 1; 10; 100 or 1000

A bingo game. The teacher calls one of the core numbers; then states if you should add 1; 10 100 or 1000 to it. If the answer is on the child’s board; cover it with a counter. Alternatively; the teacher calls a core number & a child replies if it is believed that a number is on the bingo board where a 1; 10; 100 or 1000 is added. Other topics are covered as well - 3 addends.