Input / output charts

Fact families and input/output charts

Student name (optional)

Printed on the worksheet and the reward star. We never save it.

Choose a worksheet

Customize

Problems

Operations

Each chart gets one rule, drawn from the ones you pick.

Biggest number in the rule

Rows in each chart

What to solve

Sheet

Number of problems

Up to 6 fit on one page with these choices.

Worked example

Pictures

Include answer key

Reward star

Paper:

Every click makes a new set of problems.