add this integers using counters or Number line 

( +11) + (+14)=

( + 12) + (+15)=

(+22)+ (+9)=

Subtract the following  integer using counters or Number line

(-33) + (+32)

(+13)-(+19)

(+14)+ (-24)

1) What is the opposite of -7?
2) Which is greater: -3 or 5?

Find the sum of -8 and 5.
Calculate:

(-12 )+ (-7).
If you start at -4 on a number line and move 9 steps to the right, where will you be?

Word Problem

1) The temperature in a city was -5°C in the morning. By noon, it increased by 8°C. What is the temperature at noon?

2)  In a football game, Team A scores -3 points due to a penalty and later gains 6 points. What is their final score?