Show:
x12
+120
120\
300-
x21
100
12x2
What is 24
100
120+78
What is 858
100
120\9
What is 13.3
100
300-120
What is 180
100
21x21
What is 441
200
12x7
What is 84
200
120+120
What is 240
200
120\6
What is 20
200
300-210
What is 90
200
21x32
What is 672
300
12x9
What is 108
300
120+750
What is 870
300
120/4
What is 30
300
300-190
What is 110
300
21x120
What is 2520
400
12x8
What is 96
400
120+980
What is 1100
400
120/10
What is 12
400
300-111
What is 189
500
12x11
What is 132
500
120+1100
What is 1220
500
120/3
What is 40
500
300-21
What is 279
500
21x400
What is 8400