Question
Sarah has 4 different pieces of thread measuring 29 cm, 27 cm, 19 cm and 21 cm. What is the average length of each piece of thread?
1 m

Click button first when a symbol is required. X

Sarah has 4 different pieces of thread measuring 29 cm, 27 cm, 19 cm and 21 cm. What is the average length of each piece of thread?