Question 1: Write the decimal value of the digit 7 in the hundredths place in the number 3.47.

Answer: 0.07

Question 2: Identify the place value of the digit 5 in the decimal 0.85.

Answer: hundredths

Question 3: Add 0.6 and 0.29. Show your calculation.

Answer: 0.6 + 0.29 = 0.89

Question 4: Subtract 0.45 from 1.00. Show your working.

Answer: 1.00 - 0.45 = 0.55

Question 5: Plot the graph of y = 0.1x on the grid for x from 0 to 10.

Answer: Students will draw a line passing through points (0,0), (1,0.1), (2,0.2), ..., (10,1.0).

Question 6: Construct a triangle with sides 0.3, 0.45, and 0.75 on the grid. Use the grid to demonstrate the lengths.

Answer: Students draw the triangle with each side approximately matching the given lengths on the grid.

Question 7: A bottle contains 0.375 liters of juice. How many hundredths of a liter is that?

Answer: 37.5 hundredths of a liter

Question 8: If you round 0.486 to the nearest hundredth, what is the answer?

Answer: 0.49

Question 9: Identify the mistake in this calculation: 0.56 + 0.07 = 0.60.

Answer: Adding 0.56 and 0.07 gives 0.63, not 0.60.

Question 10: Express 0.04 as a fraction in simplest form.

Answer: 4/100, simplified to 1/25

Question 11: A scientist records a measurement of 0.007 liters. What is this in hundredths?

Answer: 0.007 liters is 0.7 hundredths of a liter.

Question 12: Challenge: Write 0.999 as a percentage rounded to two decimal places.

Answer: 99.90%