Arrays as Multiplication
3.OA.1 — Interpret products of whole numbers as total objects in equal groups
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What is on the three Arrays as Multiplication worksheets
- Support
- sets the work out on an array of dots, a step at a time.
- On level
- The grade's own level, with an array of dots.
- Challenge
- moves the missing number out of the answer slot.
Example problems from the on-level sheet
- 2 groups of 4 — how many in all?
- 3 groups of 2 — how many in all?
- 7 groups of 5 — how many in all?
Every sheet is generated, so the numbers are different each time you make one.
Before this: 2.OA.4 — use addition to find the total number of objects in rectangular arrays with up to 5 rows and 5 columns; write an equation as a sum of equal addends.