39.893 - 16.631 + 11.031

(a)  

45.876 + 21.021 - 4.633 =

(a)  

88.978 - 45.321 + 23.322 =

(a)  

45.89 + 36.215 -52.12 =

(a)  

9.245 + 63.475 - 52.147 =

(a)  

45.87 - 32.693 + 19.257 =

(a)  

56.324 + 52.326 - 41.25 =

(a)  

47.563 - 32.25 + 4.6 =

(a)  

16 - 5.33 + 2.639 =

(a)