40 blocks are white and 60 blocks are yellow. There are 100 blocks altogether. Let’s go back to the number line to see how we can solve this. Here is the number 55 marked on a number line.

40 blocks are white and 60 blocks are yellow. There are 100 blocks altogether. Let’s go back to the number line to see how we can solve this. Here is the number 55 marked on a number line.