Addition
Subtraction
Addition 2
Subtraction 3
Mystery???
100

12 +14+ 10 =

What is 36?

100

12 - 10-2 =

What is 0?

100

16 + 16+13 =

What is 45?

100
16 - 16 =
What is 0?
100
13 + 8 =
What is 21?
200

25 + 14+5 =

What is 44?

200

25 - 14-6 =

What is 5?

200

21 + 19+11 =

What is 51?

200
21 - 19 =
What is 2?
200
27 - 8 =
What is 19?
300

38 + 11+13 =

What is 62?

300

38 - 11-17 =

What is 10?

300

33 + 28+5 =

What is 66?

300
33 - 28 =
What is 5?
300
35 + 22 =
What is 57?
400

41 + 20+20 =

What is 81?

400

41 - 20-20?

What is 1?

400
47 + 13 =
What is 60?
400
42 - 13 =
What is 29?
400
42 - 19 =
What is 23?
500

59 + 10+32 =

What is 101?

500

59 - 10-9 =

What is 40?

500

64 + 46 +20=

What is 130?

500
64 - 46 =
What is 18?
500
98 - 39 =
What is 59?
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