StudyChamp Blog
Operator Match
An equation with its sign missing, like 9 ? 4 = 5. Find the operator that makes it true: plus, minus or times. Tap it, or just say it.
What it trains
- Number sense
- Checking options quickly
- Understanding how the operations relate
Questions
Can more than one sign fit?
No. Every question is built so that exactly one operator makes the equation true.