Identify repeated addition in arrays: sums to 10

key notes :

In an array, objects are in rows and columns. This is an array of circles.

Rows go side-to-side.

There are 3 rows. There are 4 circles in each row.

Columns go up-and-down.

There are 4 columns. There are 3 circles in each column.

Learn with an example

Which addition statement describes the array?

  • 4 + 4
  • 2 + 2 + 2

The ovals have been grouped by rows.

The array has 3 rows. There are 2 ovals in each row.

The addition statement that describes the array is:

2 + 2 + 2

Which addition statement describes the array?

  • 5 + 5
  • 4 + 4

The squares have been grouped by rows.

The array has 2 rows. There are 5 squares in each row.


The addition statement that describes the array is:

5 + 5

Which addition statement describes the array?

  • 4 + 4 + 4
  • 2 + 2 + 2 + 2 + 2

The hearts have been grouped by rows.

The array has 5 rows. There are 2 hearts in each row.

The addition statement that describes the array is:

2+2+2+2+2

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