by Penn's Place © 2021
Price: $1 USD
Subjects: math
Grades: 4,5,6,7,8
Students read the math problem. On most of the screens, the problem is worked for them. They then choose the correct answer: Add one to the answer, so #; the remainder is the answer, so #; or, ignore the remainder, so #. The last three slides do not have the problem on the screen.