Explain how you can use an array to find partial products for 4x36.

Using partial products, 36 x 4 is written as (30 x 4) + (6 x 4). Using place value blocks (array) you can show this by creating 3 columns of 10 across plus 6 individual blocks and repeating this 4 times (4 rows of 30 + 6).  

What You Show  

o o o o o o  

o o o o o o  

o o o o o o  

o o o o o o  

What You Write

36 * 4

24 + 120

144

Hope that helped!

i need a picture

step-by-step explanation:

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right