Grade 2 · Math
Count arrays with repeated addition
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An array has 2 equal rows of 5 dots. How many dots are there altogether?
- 10
- 11
- 9
- 12
See the answer & why
10
Add one count for each row: 5 + 5 = 10.
A little hint: Count the same number in every row, then add the row counts.
Check that every row has the same number of objects.
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