Curriculum›4B›Chapter 12

Chapter 12: Practice examination

40 questions · 89 points

Independent exam: solutions are on a separate page; do not open until finished. Include units and explain reasoning. There is no mandatory time limit.
Question 1 · decimal · 2 points

Write 5/10 as a decimal.

Question 2 · reasoning · 3 points

Write 2 tenths and 1 hundredth as one decimal. Explain how place value or a model can check your result.

Question 3 · equivalent decimal · 2 points

How many hundredths are in 4 tenths?

Question 4 · numberline · 2 points

On a number line from 1 to 2 divided into ten equal intervals, what decimal is at the 4th tick after 1?

Question 5 · decimal · 2 points

Write 14/20 as a decimal.

Question 6 · representation · 2 points

Write 47/100 as a two-decimal-place number.

100-square whole
Question 7 · representation · 2 points

Write 78/100 as a two-decimal-place number.

100-square whole
Question 8 · rounding · 2 points

Round 9.67 to the nearest tenth.

Question 9 · fraction · 2 points

Write 0.20 as a fraction in simplest form.

Question 10 · decimal · 2 points

Write 12/20 as a decimal.

Question 11 · reasoning · 3 points

Explain why the decimal 0.4 is the same quantity as 4 tenths.

Question 12 · comparison · 2 points

Insert <, > or =: 0.67 ___ 0.41.

Question 13 · representation · 2 points

Write 98/100 as a two-decimal-place number.

100-square whole
Question 14 · comparison · 2 points

Insert <, > or =: 0.57 ___ 0.25.

Question 15 · rounding · 2 points

Round 4.69 to the nearest whole number.

Question 16 · comparison · 2 points

Insert <, > or =: 0.51 ___ 0.49.

Question 17 · comparison · 2 points

Insert <, > or =: 0.16 ___ 0.13.

Question 18 · reasoning · 3 points

On a number line from 3 to 4 divided into ten equal intervals, what decimal is at the 3rd tick after 3? Explain how place value or a model can check your result.

Question 19 · numberline · 2 points

On a number line from 2 to 3 divided into ten equal intervals, what decimal is at the 4th tick after 2?

Question 20 · representation · 2 points

Write 4 tenths and 3 hundredths as one decimal.

Question 21 · representation · 2 points

Write 86/100 as a two-decimal-place number.

100-square whole
Question 22 · representation · 2 points

Write 1/10 as a decimal and explain its tenths digit.

One whole split into ten tenths
Question 23 · reasoning · 3 points

Write 0.93 as a fraction in simplest form. Explain how place value or a model can check your result.

Question 24 · reasoning · 3 points

Round 9.31 to the nearest tenth. Explain how place value or a model can check your result.

Question 25 · decimal · 2 points

Write 5/20 as a decimal.

Question 26 · number bond · 2 points

How many tenths must be added to 0.9 to make one whole?

Question 27 · reasoning · 3 points

Write 22/100 as a two-decimal-place number. Explain how place value or a model can check your result.

100-square whole
Question 28 · equivalent decimal · 2 points

How many hundredths are in 7 tenths?

Question 29 · fraction · 2 points

Write 0.55 as a fraction in simplest form.

Question 30 · numberline · 2 points

On a number line from 2 to 3 divided into ten equal intervals, what decimal is at the 3rd tick after 2?

Question 31 · reasoning · 3 points

Explain why the decimal 0.3 is the same quantity as 3 tenths.

Question 32 · reasoning · 3 points

Write 6/25 as a decimal. Explain how place value or a model can check your result.

Question 33 · fraction · 2 points

Write 0.51 as a fraction in simplest form.

Question 34 · numberline · 2 points

On a number line from 5 to 6 divided into ten equal intervals, what decimal is at the 5th tick after 5?

Question 35 · fraction · 2 points

Write 0.95 as a fraction in simplest form.

Question 36 · rounding · 2 points

Round 6.56 to the nearest tenth.

Question 37 · rounding · 2 points

Round 8.97 to the nearest whole number.

Question 38 · reasoning · 3 points

Order 0.98, 0.57, and 0.09 from least to greatest. Explain how place value or a model can check your result.

Question 39 · representation · 2 points

Write 9/10 as a decimal and explain its tenths digit.

One whole split into ten tenths
Question 40 · equivalent decimal · 2 points

How many hundredths are in 1 tenth?