Solution: The addition sentence for a picture of 4 rows with 3 items in each row is written as 3+3+3+3.
Explanation:
It is given that there are 4 rows with 3 items in each row.
The number of items in 1 row is 3.
The number of items in 2 rows is defined as 3+3.
The number of items in 3 rows is defined as 3+3+3.
The number of items in 4 rows is defined as 3+3+3+3.
It is also written as [tex]4\times 3[/tex] but we have to find the addition sentence for a picture of 4 rows with 3 items in each row, so we only use addition instead of multiplication.
Therefore, the addition sentence for a picture of 4 rows with 3 items in each row is written as 3+3+3+3.
