What is the most efficient way to solve this equation using a number line?
[Where would you start? What would you jump by?]
Start at 67, jump by tens, then 2 more. (Answers vary)
55 - 9 = ?
46
31 + 6 = ?
37
Which way do you jump on the number line if the equation is: 56 - 7 ?
Left
Which number do you begin at if the equation is: 45 + 9 ?
45
How would you solve this using a number line?
answers vary
If you are adding 8 to 67 on this number line, which way will you jump? Left or right?
Right
How many times do you need to jump on the number line?
6
What is the starting number for this equation?
66
In this equation, which number do you start at on the umber line?
65
Explain how to solve this problem using a number line.
Which number do you start at?
Which way do you jump?
How many jumps do you make?
Start at 53
Jump left
#of jumps varies
Explain how to solve this problem using a number line.
Which number do you start at?
Which way do you jump?
How many jumps do you make?
Start at 67
Jump to the right
# of jumps varies...
What comes after 20 on this number line?
21