MATH
X3
+7
-90
+20
100
2X1
What is 2
100
10X3
What is 30
100
7+7
What is 14
100
70-90
What is -20
100
30+20
What is 50
200
12X12
What is 144
200
20X3
What is 60
200
17+7
What is 24
200
100-90
What is 10
200
20+20
What is 40
300
80-31
What is 49
300
30X3
What is 90
300
5+7
What is 12
300
90-90
What is 0
300
80+20
What is 100
400
2+2
What is 4
400
2X3
What is 6
400
3+7
What is 10
400
80-90
What is -10
400
10+20
What is 30
500
40-18
What is 22
500
50X3
What is 150
500
80+7
What is 87
500
110-90
What is 20
500
70+20
What is 90
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