1. BODMAS: multiplication train
Multiplication train first
BODMAS: finish multiplication before addition.
Use multiplication train windows before addition.
4d mixed 3-term (neg, mastery)
3 visual steps / order before add
2. Addition train windows
Multiplication train first
Addition train windows
Add magnitudes; both terms keep the negative sign.
Combine the remaining signed terms with addition windows.
3. Sign check
Multiplication train first
Addition train windows
Read signed answer
One multiplication train, then one addition train.
Both terms are negative; read the negative total.
Practice Level 30
Use the visible move, then type only when the answer is clear.
Start Level