Look at the objects and estimate how many there are. Then count to check!
Objects counted: 0
Estimation accuracy: 0%
Find different number pairs that add up to exactly 100
Pairs attempted: 0
Correct pairs: 0
Click on the number line to make jumps that add up to exactly 100
Successful combinations: 0
Fill in the missing numbers to make each equation equal 100
Equations attempted: 0
Correct solutions: 0
Complete the number lines by filling in the missing numbers
Lines completed: 0
Numbers filled correctly: 0
Find the pattern and fill in the missing numbers
Patterns completed: 0
Pattern accuracy: 0%