Adding Integers
Subtracting Integers
Adding Decimals
Subtracting Decimals
2 step challenge
Mystery
100

Add the integers 

6+(-4)

 2

100

Subtract the integers

7 - 10

-3

100

Add the decimals

0.81 + 0.06

0.87

100

Subtract the decimals

0.65 - 0.4

0.25

100

Add and Subtract integers

-3 + 6 - 3

0

100

How many times is "Dix" written on the back wall?

6 times 

200

Add the integers

-3+22

19

200

Subtract the integers

-2 - 9

-11

200

Add the decimals

1.22 + 0.93

2.15

200

Subtract the decimals

1.5 - 0.47

1.03

200

Add and Subtract integers

-7 + 3 - 2

-6

200

What is today's date?

October 1, 2025

300

Add the integers

-5 + (-6)

-11

300

Subtract the integers

2 - (-3)

5

300

Add the decimals

1.03 + 3.68

4.71

300

Subtract the decimals

0.94 - 0.18

0.76

300

Add and Subtract integers

5 + (-3) - (-8)

10

300

What year did Mr. MacBeth graduate from Caledonia?

2019

400

Add the integers

-12 + (-4)

-16

400

Subtract the integers

-8 - 4

-12

400

Add the decimals

12.35 + 6.68

19.03

400

Subtract the decimals

1.83 - 0.98

0.85

400

Add and Subtract integers

(-12) + (-6) - 2

(-20)

400

How long has it been since the Toronto Maple Leafs

58 years

500

Add the integers

-20 + 3 + -9

-26

500

Subtract the integers

(-5) - (-7)-(-1)

3

500

Add the decimals

17.307 + 12.824

30.131

500

Subtract the decimals

14.06 - 8.59

5.47
500

Add and Subtract the decimals

0.51 + 12.08 - 7.43

5.16
500

How many legs do millipedes have?

between 40-400