Question

zadanie a1 zeszyt cw matma kl 6 str 4
a 7/9x4=
b 8x5/12
c 12x4/15
d 40x5/32
e 4 1/4x8
teraz zadanie a2
a 5/7 x4/9
c 2/5 x7/8

d 3/10 x7/11
z gory thx za odpowiedz daje NAJJJJ !! ta / to kreska ułamkowa ;D

Answer 1

zadanie a1
 a 7/9x4=28/9=3 1/9
 b 8x5/12=40/12=20/6=10/3=3 1/3
 c 12x4/15=48/15=3,2=3 2/10=3 1/5
 d 40x5/32=200/32=100/16=50/8=25/4=6 1/4
 e 4 1/4x8= 17/4*8=17*2=34

zadanie a2
a 5/7 x4/9=20/63
c 2/5 x7/8=14/40=7/20
d 3/10 x7/11=21/110

 

licze na naj