Ułamki !
Oblicz , wykonując skracanie , jeśli to możliwe :
A ) 3 • 4 5/9 = ....... = ..... = .....
B )8 • 1 3/4 = ....... = ..... = ......
C )100 • 3 1/30 = ........ = ..... = .......
D ) 2 3/25 • 75 = ...... = ......= .........
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a.) 7/8 *16=7/1*2=14
b.)4/5*15=4/1*3=12
c.)21*2/3=7*2/1=14
d.)18*1/2=9*1/1=9
e.)5/8*6=5/4*3=15/4=3 3/4
A) ...=6,(6)
B) ...=6
C) ...=10
D) ...=18
Myślę że pomogłam :)
Violinoloff :)