subtract 1 digits
subtract 2 digits
add 1 digits
add 2 digits
add or subtract 3 digits
100
6
what is 7-1
100
14
What is 24=10
100
8
What is 4+4
100
25
What is 15+10
100
20
What is 50-30
200
38
What is 45-7
200
60
What is 80-20
200
84
What is 78+6
200
100
What is 56+44
200
350
What is 600-250
300
61
What is 67-6
300
22
What is 100-78
300
78
What is 69+9
300
467
What is 400+67
300
300
What is 1000-700
400
478
What is 487-9
400
602
What is 678-76
400
797
What is 789+8
400
129
What is 73+56
400
506
What is 56+450
500
795
What is 804-9
500
773
What is 782-9
500
97
What is 7+90
500
100
What is 69+31
500
150
What is 450-300
M
e
n
u