answersLogoWhite

0

Add 1 hundred's place block to 20 ten's place blocks to 15 one's place blocks.

(1 X 100) + (20 X 10) + (15 X 1) = 100 + 200 + 15 = 315 and you used 36 blocks.

User Avatar

Wiki User

14y ago

What else can I help you with?