Show:
addition
subtraction
multiplication
division
1,2,3,4, ?
100
247+10
What is 257
100
964-10
What is 954
100
2 x 9
What is 18
100
25 ÷1
What is 25
100

3,6,9,12, ?

15

200
84+9
What is 93
200
82-9
What is 73
200
4 x 9
What is 36
200
30 ÷6
What is 5
200

27, 33, 39, 45, ?

51

300
237+8
What is 245
300
236-8
What is 228
300

6 x 11

66

300
24 ÷6
What is 4
300

95, 91, 87, 83, ?

79

400
326 + 274
What is 600
400
420-22
What is 318
400
18 x 5
What is 90
400
72 ÷8
What is 9
400

-20, -16, -12, -8, ?

-4

500
938 + 181
What is 1,119
500
618-329
What is 289
500
24 x 7
What is 168
500
56 ÷7
What is 8
500

1000, 1055, 1110, 1165, ?

1220