Multiplication
Equal groups. One total.
Multiplication counts equal groups.
9 × 2 means 9 groups of 2.
The question
2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2= 18
Count the groups.
- 01
9 equal groups
Each row is one group.
- 02
2 in each group
Add 2 for every row.
- 03
18 altogether
9 × 2 = 18.