February 2019 0 12 Report
Oblicz.
a) 3/5 + 1/5 + 2/5 = ...
7/8 + 1/8 + 5/8 = ...
3/4 + 1/4 + 2/4 = ...
3/7 + 5/7 + 4/7 = ...

b) 1 1/4 + 2 3/4 = ...
3 5/6 + 2 1/6 = ...
4 1/10 + 3 7/10 = ...
2 4/5 + 5 4/5 = ...

c) 5/8 - 3/8 = ...
3/4 - 1/4 = ...
5/6 - 1/6 = ...
6/7 - 3/7 = ...

d) 1 4/5 - 3/5 = ...
2 1/6 - 1 5/6 = ...
2 1/4 - 1 3/4 = ...
4 1/8 - 2 7/8 = ...

PROSZĘ O SZYBKĄ POMOC!

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