June 2022 2 8 Report
Ćwiczenie 7. Oblicz w pamięci
a) 5,4+2,2=.........
2,8+4,2=..........
3,7+3,1=........

b) 5,21+2,6=.......
3,45+0,2=.........
3,2+0,25=.......

c) 7,7-3,3=......
6-2,8=......
4,62-0,3=......

d) 3,6-0,04=......
4,83-2,11=.....
5,3-1,29=......

e) 3,47+2,5=.....
5,4-1,05=......
2,76+0,04=.....

f) 2,51-1,4=.....
7-0,93=.....
17,1-15,6=......

Ćwiczenie 8. Uzupełnij:
a) 3,07.........=4
..........+2,81=5
100-.........=68,5

b) 3,7+.........=5,82
........+2,17=2,3
5,3-........=5,02

c) 2,22+.......=7,5
..............-3,06=2,4
3,9-............=3,175

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