Name Date Math Module 1- Topic C Review- Classwork Round the following numbers to the given place values. Show your work on the number lines. Circle the rounded number in each. 1. a) 678.94 ones tenths tens b) 114.862 ones tenths hundredths
2. Cory weighed his bucket of Legos on a digital scale. His bucket weighed 5,693.482g. Round the weight of Cory s Lego bucket to the nearest tenth. Use a number line to show your work. (Don t forget to write a target sentence to show your final answer.) 3. Mr. Fishburn and Mrs. Underwater both have the same size fish tanks in their classrooms. Each tank has a capacity of 9.899mL of water. Mr. Fishburn estimated the volume of his tank to be 9.9mL. Mrs. Underwater estimated the volume of her tank to be 10mL. Which teacher estimated correctly? Show your work below. Answer in sentence form. 4. A decimal number has 2 digits to the right of its decimal point. When rounded to the nearest tenth the answer is 54.9. What is the largest possible value of this number? What is the smallest possible value of this number? Use a number line and explain your thinking in words.
Name Date Math Module 1- Topic C Review- Homework Round the following numbers to the given place values. Show your work on the number lines. Circle the rounded number in each. 1. a) 75.489 ones tens hundredths b) 897.996 ones tens hundredths
2. Mrs. Jones likes to buy her groceries in bulk. The bottle of oil she purchased has a volume of 9,158.46mL. Round the volume of Mrs. Jones bottle of oil to the nearest tenth. Use a number line to show your work. (Don t forget to write a target sentence to show your final answer.) 3. Jenny and Sam purchased a bag of candy for their Halloween party. The bag contains 6.59lbs of candy. They decided to round the weight of the bag before telling their mother how much was in it. Jenny said the bag weighed about 7lbs. Sam said the bag weighed about 6.6lbs. Which child gave their mother the correct estimate? Show your work below. Answer in sentence form. 4. A decimal number has 2 digits to the right of its decimal point. When rounded to the nearest tenth the answer is 42.9. What is the largest possible value of this number? What is the smallest possible value of this number? Use a number line and explain your thinking in words as well.
Answer Key Name Date Math Module 1- Topic C Review- Classwork Round the following numbers to the given place values. Show your work on the number lines. Circle the rounded number in each. 1. a) 678.94 ones tenths tens 679 678.94 678.5 679 678.9 678.94 5 680 678.94 675 678.9 670 b) 114.862 ones tenths hundredths 115 114.862 114.5 114 114.9 114.862 114.85 114.8 114.87 114.865 114.86 114.86
2. Cory weighed his bucket of Legos on a digital scale. His bucket weighed 5,693.482g. Round the weight of Cory s Lego bucket to the nearest tenth. Use a number line to show your work. (Don t forget to write a target sentence to show your final answer.) To the nearest tenth, the weight of Cory s Lego bucket is 5,693.5g. 5,693.5 5,693.482 5,693.45 5,693.4 3. Mr. Fishburn and Mrs. Underwater both have the same size fish tanks in their classrooms. Each tank has a capacity of 9.899mL of water. Mr. Fishburn estimated the volume of his tank to be 9.9mL. Mrs. Underwater estimated the volume of her tank to be 10mL. Which teacher estimated correctly? Show your work below. Answer in sentence form. Mr. Fishburnnearest tenth Mrs. Underwaternearest one Mr. Fishburn and Mrs. Underwater are both correct. To the nearest tenth, 9.899 rounds to 9.9. To the nearest one, 9.899 rounds to 10. 9.9 9.899 9.85 10 9.899 9.5 4. A decimal number has 2 digits to the right of its decimal point. When rounded to the nearest tenth the answer is 54.9. What is the largest possible value of this number? What is the smallest possible value of this number? Use a number line and explain your thinking in words. The largest possible value of a number that rounds to 54.9 is 54.94. The smallest possible value is 54.85. Any number higher than 54.94 will round to 55. Any number lower than 54.85 will round to 54.8. 54.9 54.85 54.8 55 54.95 54.94 54.9
Answer Key Name Date Math Module 1- Topic C Review- Homework Round the following numbers to the given place values. Show your work on the number lines. Circle the rounded number in each. 1. a) 75.489 ones tenths hundredths 76 75.5 75.5 75.489 75.45 75.49 75.489 75.485 75.489 75.4 75.48 b) 897.996 ones tens hundredths 898 897.9 9 897.5 900 897.9 9 895 898 897.996 897.995 897 890 897.99
2. Mrs. Jones likes to buy her groceries in bulk. The bottle of oil she purchased has a volume of 9,158.46mL. Round the volume of Mrs. Jones bottle of oil to the nearest tenth. Use a number line to show your work. (Don t forget to write a target sentence to show your final answer.) To the nearest tenth, Mrs. Jones bottle of oil has a volume of 9,158.5mL. 9,158.5 9,158.4 9,158.4 9,158.4 3. Jenny and Sam purchased a bag of candy for their Halloween party. The bag contains 6.59lbs of candy. They decided to round the weight of the bag before telling their mother how much was in it. Jenny said the bag weighed about 7lbs. Sam said the bag weighed about 6.6lbs. Which child gave their mother the correct estimate? Show your work below. Answer in sentence form. Jenny- ones Sam- tenths Both Jenny and Sam are correct. Jenny rounded the number to the nearest whole number giving her 7. Sam rounded the number to the nearest tenths place giving him 6.6. 7 6.6 6.59 6.59 6.5 6.55 6 6.5 4. A decimal number has 2 digits to the right of its decimal point. When rounded to the nearest tenth the answer is 42.9. What is the largest possible value of this number? What is the smallest possible value of this number? Use a number line and explain your thinking in words as well. The largest possible value of a number that rounds to 42.9 is 42.94. The smallest possible value is 42.85. Any number higher than 42.94 will round to 43. Any number lower than 42.85 will round to 42.8. 42.9 42.85 5 43 42.95 42.94 42.8 42.9