Percentages of beads

This task is about working out percentages.
 
Complete the table below to give the number of each coloured bead in each necklace.
 
 

Necklace A

Total of 20 beads of which

  • 10% are red
  • 70% are blue
  • 20% are green
 

Necklace B

Total of 20 beads of which

  • 45% are red
  • 35% are blue
  • 20% are black
 
 

Necklace C

Total of 25 beads of which

  • 40% are red
  • 20% are blue
  • 8% are green
  • 32% are black

 

Table to Record Answers

  Necklace
Number of each
coloured bead
 A B C
Red
 
 
    
Blue
 
 
    
Green
 
 
    
Black
 
 
    
Published on https://newzealandcurriculum.tahurangi.education.govt.nz