Range Practice AK

1. $72$          $\boxed{17}, 41, 48, 57, 73, 81, \boxed{89}$ $\rightarrow$ $89-17=72$

2. $54$          $\boxed{45}, 54, 79, 83, 90, 96, \boxed{99}$ $\rightarrow$ $99-45=54$

3. $61$          $\boxed{16}, 36, 38, 43, \boxed{77}$ $\rightarrow$ $77-16=61$

4. $59$          $\boxed{25}, 47, 54, 57, 71, 75, \boxed{84}$ $\rightarrow$ $84-25=59$

5. $77$          $\boxed{13}, 58, 60, 62, 64, 66, \boxed{90}$ $\rightarrow$ $90-13=77$

6. $56$          $\boxed{43}, 64, 65, 74, 79, 80, \boxed{99}$ $\rightarrow$ $99-43=56$

7. $18$          $\boxed{69}, 75, 82, 87, \boxed{87}$ $\rightarrow$ $87-69=18$

8. $77$          $\boxed{17}, 17, 18, 19, 32, 34, \boxed{94}$ $\rightarrow$ $94-17=77$

9. $58$          $\boxed{24}, 25, 29, 29, 41, 51, 78, \boxed{82}$ $\rightarrow$ $82-24=58$

10. $85$        $\boxed{13}, 25, 47, 61, 62, 64, 73, 97, \boxed{98}$ $\rightarrow$ $98-13=85$

11. $33$        $\boxed{12}, 16, 23, 28, 34, 45, \boxed{45}$ $\rightarrow$ $45-12=33$

12. $58$        $\boxed{21}, 66, 67, 67, \boxed{79}$ $\rightarrow$ $79-21=58$