Adding
Subtracting
Multiplying
Dividing
Models
100
(+15) + (-14)
(+1)
100
(-54) - (-43)
(-11)
100
(-11) x (-12)
132
100
(-56) ÷ (-8)
7
100
Model the equation and answer:
5 + (-8) =
5 + (-8) = (-3)
200
(-23) + (33)
(+10)
200
38 - (-42)
80
200
-7 x 13
-91
200
64 ÷ -8
-8
200
Model the equation and answer:
(-9) + 7 =
(-9) + 7 = (-2)
300
Timmy is playing a game his first spin moves him ahead 12 spaces the second spin moves him back 5 spaces. Write the addition question and sum for how far Timmy is in the game.
(12) + (-5) = 7
300
Timmy is standing in a building 135 metres high. He walks 45 metres down the stairs. Write the subtraction question to find the difference of metres how high up is Timmy now standing
(135) - 45 = 90m
300
-14 x 15
-210
300
-132 ÷ 2
-66
300
Model and answer:
6 - 12 =
6 - 12 = (-6)
400
Timmy is watching the weather channel in the morning it was -15 degrees by the afternoon the temperature rose by 9 degrees. Write the addition question and sum for how the temperature changed.
-15 + 9 = (-6)
400
Timmy walks up to the top floor 183 metres he then walks to the basement 43 metres below the ground. Write a subtraction question that shows how many metres Timmy travelled
183 - (-43) = 226m
400
Each day the sunsets 2 minutes earlier until December 21st. If there is 29 days until the 21st how many minutes earlier will the sunset?
-58 minutes earlier
400
312 ÷ -3
-104
400
Model and answer on a number line
-5 - 7
500
Atlantis is 300 metres below sea level. The ocean floor drops another 285 metres. Write the addition question and sum for how far from sealevel is the ocean floor
(-300) + (-285) = -585m
500
Timmy has $87 he then buys a bike for 215 dollars. Wrtie a subtraction question to show how much more does Timmy owe?
87 - 215 = - (-128)
500
Each day after December 21st the sunrises 15seconds earlier. If it has been 18 270days since the 21st how many seconds earlier is the sun rising?
270 seconds
500
-312 ÷ 4
-78
500
7 - (-8)
