Decimals. Lesson 7.1 Understanding Tenths. Write the decimals that the shaded and unshaded parts represent
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1 7 CHAPTER Decimals Lesson 7.1 Understanding Tenths Write the decimals that the shaded and unshaded parts represent shaded parts: unshaded parts: shaded parts: unshaded parts: shaded parts: unshaded parts: shaded parts: unshaded parts: shaded parts: shaded parts: unshaded parts: unshaded parts: Extra Practice 4B 1
2 Write a decimal for each place-value chart. 7. Ones Tenths 8. Ones Tenths Write the correct decimal in each box Chapter 7 Lesson 7.1
3 Write each of these as a decimal tenths tenths tenths tenths ones and 9 tenths ones and 2 tenths Write each fraction or mixed number as a decimal _ _ _ _ _ _ _ _ _ _ _ _ 10 Extra Practice 4B 3
4 Write each number as a fraction and as a decimal. Complete the table. Number of Tenths Fraction Decimal tenths tenths tenths tenths tenths tenths Write a fraction and a decimal for each measure. 35. Length of paper clip cm cm 36. Weight of pumpkin lb lb 4 Chapter 7 Lesson 7.1
5 Write a fraction and a decimal for the measure. 37. Volume of water L L Fill in the blanks ones and tenths ten ones and 4 tenths tens 7 ones and tenths tens 8 ones and 6 tenths tens ones and 5 tenths 15.2 can be written as _. Complete in the same way can be written as Complete in the same way Extra Practice 4B 5
6 Fill in the blanks. 47. Tens Ones Tenths The digit 7 is in the place. Its value is. 48. Tens Ones Tenths The digit 8 is in the place. Its value is Tens Ones Tenths The digit is in the tens place. Its value is. Tens Ones Tenths The digit is in the tenths place. Its value is. 6 Chapter 7 Lesson 7.1
7 Lesson 7.2 Understanding Hundredths Write the decimals that the shaded and unshaded parts represent shaded parts: unshaded parts: shaded parts: unshaded parts: shaded parts: unshaded parts: shaded parts: unshaded parts: shaded parts: unshaded parts: shaded parts: unshaded parts: Extra Practice 4B 7
8 Write a decimal for each place-value chart. 7. Ones Tenths Hundredths 8. Ones Tenths Hundredths Write the correct decimal in each box Chapter 7 Lesson 7.2
9 Write each of these as a decimal hundredths hundredths hundredths hundredths tenths 6 hundredths ones and 3 hundredths ones and 22 hundredths Write each fraction or mixed number as a decimal _ _ _ _ _ _ _ _ _ Write each decimal in hundredths. 250 _ hundredths hundredths hundredths hundredths hundredths hundredths Extra Practice 4B 9
10 Write each number as a fraction and as a decimal. Complete the table. Number of Hundredths Fraction Decimal hundredth hundredths hundredths hundredths hundredths hundredths Fill in the blanks tenths hundredths and 4 tenths hundredths ones and hundredths ones and tenths hundredths ones and tenths hundredths 10 Chapter 7 Lesson 7.2
11 6.13 can be written as 6 1_ 10 3_ 100. Complete in the same way can be written as Complete in the same way Fill in the blanks. 49. Ones Tenths Hundredths The digit 3 is in the place. Its value is. 50. Ones Tenths Hundredths The digit 0 is in the place. Its value is. Extra Practice 4B 11
12 51. Tens Ones Tenths Hundredths The digit is in the tens place. Its value is. 52. Tens Ones Tenths Hundredths The digit is in the hundredths place. Its value is. Write each amount in decimal form cents $ cents $ cents $ cents $ dollars 35 cents $ dollars 5 cents $ 12 Chapter 7 Lesson 7.2
13 Lesson 7.3 Comparing Decimals (Part 1) Use the number line. Find the number that is more than more than more than less than less than 1.8. Use the number line. Find the number that is more than more than more than less than less than Extra Practice 4B 13
14 Continue the number patterns. Use the number line to help you ?? ?? ?? ?? ? 6.22? Chapter 7 Lesson 7.3
15 Lesson 7.3 Comparing Decimals (Part 2) Compare the two decimals in each table. Then fill in the blanks. 1. Ones Tenths Hundredths is greater than. 2. Ones Tenths Hundredths is less than. Ones Tenths Hundredths is greater than. Ones Tenths Hundredths is less than. Extra Practice 4B 15
16 Compare. Write, or Circle the greatest decimal and underline the least Write the decimals in order from least to greatest Write the decimals in order from greatest to least Chapter 7 Lesson 7.3
17 Lesson 7.4 Rounding Decimals (Part 1) Fill in the missing number in each box. Then round each decimal to the nearest whole number rounded to the nearest whole number is rounded to the nearest whole number is. Round each measure. 3. Round the height of the cabinet to the nearest centimeter. centimeters is about centimeters. Extra Practice 4B 17
18 4. Round the amount of water to the nearest liter. liters is about liters Round the weight of the grapes to the nearest pound. pounds is about pounds. Round the length of the road to the nearest kilometer. kilometers is about kilometers. 18 Round the price of the sneakers to the nearest dollar. $ is about dollars. Chapter 7 Lesson 7.4
19 Lesson 7.4 Rounding Decimals (Part 2) Fill in the missing number in each box. Then round each decimal to the nearest tenth rounded to the nearest tenth is rounded to the nearest tenth is. Round each measure. 3. The weight of a kitten is 2.05 pounds. Round the weight of the kitten to the nearest tenth of a pound pounds is about pounds. 4. The length of a bed is 1.34 meters. Round the length of the bed to the nearest tenth of a meter. meters is about meters. 5. Cedar Highway is kilometers long. Round the length of the highway to the nearest tenth of a kilometer. kilometers is about kilometers. Extra Practice 4B 19
20 6. The volume of water in a jug is 3.46 liters. Round the volume of water to the nearest liter. liters is about liters. 7. Jason s weight is pounds. Round Jason s weight to the nearest pound. pounds is about pounds. Round each decimal to the nearest whole number and then to the nearest tenth. Decimal Rounded to the nearest Whole Number Tenth Chapter 7 Lesson 7.4
21 Lesson 7.5 Fractions and Decimals Write each fraction or mixed number as a decimal _ 10 _ _ _ _ _ 100 Write each fraction or mixed number as a decimal. Hint: Make the denominator 10 or _ 5 _ _ _ 2 19_ 50 _ 100 Extra Practice 4B 21
22 Write each fraction or mixed number as a decimal. Hint: Make the denominator 10 or _ _ _ _ 5 Write each decimal as a fraction or mixed number in simplest form Chapter 7 Lesson 7.5
23 Put on Your Thinking Cap! Mark an to show where each decimal is located on the number line Write any number that is 3. greater than 5.3 but less than greater than 0.4 but less than greater than 3.85 but less than Answer the questions. 6. How many tenths are in 8.32? tenths 7. How many tenths are in 25.80? tenths 8. How many tenths are in 37.00? tenths 9. How many hundredths are in 0.56? hundredths Extra Practice 4B 23
24 Answer the questions. 10. How many hundredths are in 1.82? hundredths 11. How many hundredths are in 3.94? hundredths 12. Round 8.99 to the nearest a. whole number. b. tenth. Continue the number patterns Chapter 7 Put on Your Thinking Cap!
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