Year 1 Lesson 10 In-class Exercise
Name ________________________
1). Solve each of these word problems using the number lines on the back of your handout.
a). Start at +6 and move left 4.
(This is +6 - 4)
Answer: ______
b). Start at +3 and move right 3.
(This is +3 +3)
Answer: ______
c). Start at +2 and move left 6.
(This is +2 - 6)
Answer: ______
d). Start at -4 and move right 8.
(This is -4 + 8)
Answer: ______
e). Start at -2 and move left 5.
(This is -2 -5).
Answer: ______
2). Solve these problems using your number lines:
a).
+ 4 - 6
= _____
b).
+ 2 - 4
= _____
c).
- 3 + 2
= _____
d).
- 1 - 5
= _____
e).
0 - 6
= _____
f).
+ 4 - 4
= _____
g).
+ 8 - 12
= _____
h).
- 6 + 8
= _____
i).
+ 3 - 6
= _____
j).
- 3 - 2
= _____