Free topic
Basic Math
Column arithmetic with carrying & borrowing, the break-apart trick for multiplication, long division (Divide-Multiply-Subtract-Bring down), and the order of operations every higher topic depends on.
Worked Example
47 + 28 with carry
Given: 47 + 28
- 1
Ones column
7 + 8 = 15 → write 5, carry 1
Worked Example
PEMDAS chain
Given: 3 + 4 × (2² − 1)
- 1
Parentheses first (exponent inside)
2² = 4 → (4 − 1) = 3
Timed Game · 8 problems
02:00
Answer 8 problems in 2 min. Timer auto-stops.