What is the value of the question mark?
What is the value of the question mark?
Word Problem
A bridge is built across a river. One quarter of the bridge is over the left bank of the river and one third of the bridge is over the right bank. The river is 120 m wide. How long is the bridge?
If you go in rows and add up the 2 small circles then divide that number by 3 you will get the middle circle of that row.
ReplyDeleteLike this, for the last row you do the same. 7 + 2 = 9, then divide by 3 which is 3.
So the value of the question mark is 3