Identify repeated addition in arrays: sums to 25
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?
A} 2+2+2
B} 4+4
The triangles have been grouped by rows.
The array has 3 rows. There are 2 triangles in each row.
The addition statement that describes the array is:
2 + 2 + 2
Which addition statement describes the array?
3+3+3
4 + 4
The circles have been grouped by rows.
The array has 2 rows. There are 4 circles in each row.
The addition statement that describes the array is:
4 + 4
Which addition statement describes the array?
- 4 + 4 + 4
- 2 + 2 + 2 + 2
The ovals have been grouped by rows.
The array has 3 rows. There are 4 ovals in each row.
The addition statement that describes the array is:
4 + 4 + 4
Let’s practice!🖊️
