January 2019 0 8 Report
JAK TO ZROBIĆ.Sprowadz ułamki do wspólnego mianownika i wykonaj działanie. Doprowadz wynik do najprostszej postaci.
POZIOM B:
a] 3/4-2/5= b] 5/6-3/7= c] 7/8-2/3= d] 3/5-1/3= e] 7/9-3/4= f] 5/7-1/6=
g] 2/3 - 1/10= h] 10/11-1/2= i] 2/3-2/7=
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