Question

a) ⁶/₇ x ⁵/₈ =³⁰/₅₆=¹⁵/₂₈
b. 2/8 x 5/9 = 10/72= 5/36
c.4/19 x 2 3/8= 4/19 x 19/8 = 1/2
d. 3 3/8 x 8/9= 27/8x 8/9 = 3
e. 7/11 x 12/24=7/22
f. 1 1/2 x 2/3 = 3/2 x 2/3= 1
g. 3 1/5 x 2 1/4 = 16/5 x 9/4 = 36/5 = 7 1/5
h. 1/9 x 9 1/2= 1/9x 19/2= 19/18 = 1 1/8
i 3/7 : 7/3 = 1
j. 4 1/5 :7/10= 21/5 x 10/7= 6
k. 1/2 :1 1/4= 1/2 x 4/5= 2/5
l. 1 1/8: 8= 9/8 : 64/8= 9
m. 4/8 : 1/2= 4/8x 2= 1
n. 3 3/11 : 3= 36/11 : 9/3= 36/11 x 3/9= 12/11= 1 1/11
o 2 3/7 : 4 6/7= 17/7 : 34/7= 17/7 x 7/34= 1/2

Answer 1

wszystkie zadania dobrze, tylko w l masz zle:

l)

 1 1/8: 8= 9/8:8=9/8*1/8=9/64

 

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