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________+6=10
5+________=9
3+________=8
________+________=7
9+________=19
________+4=6
3.6+2.5=
10-0.6=
2.5+4.8=
10÷2.5=
1.5×0.3=
4.8÷0.6=
7+12.5= 4.5+1.5= 1.2+3.1+0.8= 10-3.1-6.9=
(1)8
(2)9
(3)10
(4)11
(5)12