zad.7
a) ⁴₁₁ : ³₈
b) ¹²₁₃ : ¹₂
c) ⅝ : ⁹₁₇
d) ⅓ : ⅖
e) ⅚ : ⅓
f) ⁴₉ : ²₁₅
g) ⅞ : ¾
h) ⁸₂₅ : ⅘
zad. 17
a) Iloraz liczb 2⅕ oraz 3⅓ zwiększ 100 razy
b) Iloraz liczb 2⅕ oraz 3⅓ zwiększ o 100.
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zad.7
a)4/11:3/8=4/11*8/3=32/33
b)12/13:1/2=12/13*2/1=24/13=1 11/13
c)5/8:9/17=5/8*17/9=85/72=1 13/72
d)1/3:2/5=1/3*5/2=5/6
e)5/6:1/3=5/6*3/1=5/2=2 1/2
f)4/9:2/15=4/9*15/2=10/3=3 1/3
g)7/8:3/4=7/8*4/3=7/6=1 1/6
h)8/25:4/5=8/25*5/4=2/5
zad.17
a)(2 1/5:3 1/3)*100=(11/5:10/3)*100=11/5*3/10*100=33/50*100=66
b)(2 1/5:3 1/3)+100=(11/5:10/3)+100=11/5*3/10+100=33/50+100=
100 33/50