Chapter 1 - Maths quiz

Write the first 8 digits of each of the following recurring decimals. In 47.1̇, the digit 1 repeats.

• 3.0202020

• 47.111111

• 11.549494

Write the first 8 digits of each of the following recurring decimals. In 3.0̇2̇, the digits 0 and 2 repeat.

• 3.0202020

• 47.111111

• 11.549494

Write the first 8 digits of each of the following recurring decimals. In 11.54̇9̇, the digits 4 and 9 repeat.

• 3.0202020

• 47.111111

• 11.549494

Write each fraction as a recurring decimal using dot notation. Use a calculator for the division. 5 ÷ 6 = 0.8333333. 3 repeats, so a dot goes above the 3.

Write each fraction as a recurring decimal using dot notation. Use a calculator for the division. 57 ÷ 99 = 0.5757575757. 5 and 7 repeat, so dots go above the 5 and the 7.

Write each fraction as a recurring decimal using dot notation. Use a calculator for the division. 25 ÷ 11 = 2.27272727. 2 and 7 repeat, so dots go above the 2 and the 7.

Write each fraction as a recurring decimal using dot notation. Use a calculator for the division. 4 ÷ 7 = 0.571428571. It looks as though 571428 will recur, so dots go above the 5 and the 8.

Determine how many recurring digits there will be for 1/13

Show that the following numbers are rational by writing each of them in fraction form.

• 15

• -8

• 2 2/3

• -5 1/8

Show that the following numbers are rational by writing each of them in fraction form.

• √16

• 7/10

• 0.002

• 87.2