# Singapore P3 Number and Algebra four operations whole numbers

four operations, whole numbers, word problems; calculate, solve, explain.

System: Singapore MOE Primary Mathematics
Route: /math/standards/singapore-primary/curratom-singapore-moe-p3-number-and-algebra-four-operations-p3-addition-subtraction-multiplication-division-of-whole
Skills: 2

## Skills and Examples

- [Add Sub Word Problems One Step](/math/skills/oa/add-sub-word-problems-one-step) — Operations Models, Bar Models, and Word Problems
- [Multiply Divide Word Problems One Step](/math/skills/oa/multiply-divide-word-problems-one-step) — Operations Models, Bar Models, and Word Problems