Matematyka

Autorzy:Praca zbiorowa

Wydawnictwo:WSiP

Rok wydania:2015

Jakim procentem liczby b jest liczba a 4.2 gwiazdek na podstawie 5 opinii
  1. Gimnazjum
  2. 1 Klasa
  3. Matematyka

Jakim procentem liczby b jest liczba a

8
 Zadanie
1
 Zadanie

2
 Zadanie

 

  `9`  `12`  `27`  `42`  `66` 
`3`  `3/9=1/3=1/3*100%=100/3%=33 1/3%`  `25%`  `3/27=1/9=1/9*100%=100/9%=11 1/9%`  `3/42=1/14=1/14*100%=100/14%=50/7%=7 1/7%`  `3/66=1/22=1/22*100%=100/22%=50/11%=4 6/11%` 
`6`  `6/9=2/3=2/3*100%=200/3%=66 2/3%`   `6/12=1/2=50/100=50%`  `6/27=2/9=2/9*100%=200/9%=22 2/9%`  `6/42=1/7=1/7*100%=100/7%=14 2/7%`  `6/66=1/11=1/11*100%=100/11%=9 1/11%` 
`15`  `15/9=5/3=5/3*100%=500/3%=166 2/3%`  `15/12=5/4=125/100=125%`  `15/27=5/9=5/9*100%=500/9%=55 5/9%`  `15/42=5/14=5/14*100%500/14%=250/7%=35 5/7%`  `15/66=5/22=5/22*100%=500/22%=250/11%=22 8/11%` 
`60`  `60/9=20/3=20/3*100%=2000/3%=666 2/3%`  `60/12=5=500%`  `60/27=20/9=20/9*100%=2000/9%=222 2/9%`  `60/42=10/7=10/7*100%=1000/7%=142 6/7%`  `60/66=10/11=10/11*100%=1000/11%=90 10/11%`  
`75`  `75/9=25/3=25/3*100%=2500/3%=833 1/3%`  `75/12=25/4=6 1/4=6 25/100=625/100=625%`  `75/27=25/9=25/9*100%=2500/9%=277 7/9%`  `75/42=25/14=25/14*100%=2500/14%=1250/7%=178 4/7%`  `75/66=25/22=25/22*100%=2500/22%=1250/11%=113 7/11%` 
`300`  `300/9=100/3=100/3*100%=10000/3%=3333 1/3%`  `300/12=100/4=25=2500%`  `300/27=100/9=100/9*100%=10000/9%=1111 1/9%`  `300/42=100/14=50/7=50/7*100%=5000/7%=714 2/7%`  `300/66=50/11=50/11*100%=5000/11%=454 6/11%`