9.6+0.3=     8.5-3.5 =    6.5-1.2=      3.3+0.4 =

7.8+1.2=     6.5-2.2=     7.5+1.4 =    0.1+0.9 =

10.8 +9 =   3.4+5.7=    1.1-0.3=      10-0.6 =

7.6+1.4 =   11.5-4.8 =  4.4+4.7=     10-1.8 =