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Math Game #7 
NAME:____________________ 
This flying insect drinks the blood of its victims.
Letter Code:
1b
2g
3h4i
5m
6o7q
8s
9t
10u
1 +4 
4 +2 
6 +2 
5 +2 
5 +5 
1 +3 
3 +6 
2 +4 

Math solution  
Letter substitution 
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