math 1
945-45
900
bonus point
100
93+10
83
1+1
2
bonus point
100
900-100
800
4500-500
4000
84-24=
60
4659-4000
659
What is 200-50
150
bonus point
300
round off to the nearest ten 8700-
8700
five hundred and fifty three
553
bonus point
200
5+5=
10
bonus point
400
43+1
44
bonus point
300
82+12
70
30-40
-10
bonus point
500
62+10
72
70-30
40
80-30
50
82-2
80