Engage NY Eureka Math 4th Grade Module 1 End of Module Assessment Answer Key
Question 1.
Compare the values of each 7 in the number 771,548. Use a picture, numbers, or words to explain.
Answer:
In the given number 771,548 the two 7 represent 7 hundred thousand and 7 ten thousand.
7 hundred thousand > 7 ten thousand.
7 hundred thousand is ten times greater than 7 ten thousand.
Explanation:
expanded form of 771,548
700,000 + 70,000 + 1,000 + 500 + 40 + 8

Question 2.
Compare using >, <, or =. Write your answer inside the circle.
a. 234 thousands + 7 ten thousands
241,000
Answer:
234 thousands + 7 ten thousands > 241,000
Explanation:

3 hundred thousands is greater than 2 hundred thousands.
b. 4 hundred thousands – 2 thousands
200,000
Answer:
4 hundred thousands – 2 thousands > 200,000
Explanation:

c. 1 million
4 hundred thousands + 6 hundred thousands
Answer:
1 million = 4 hundred thousands + 6 hundred thousands
Explanation:

d. 709 thousands – 1 hundred thousand
708 thousands
Answer:
709 thousands – 1 hundred thousand < 708 thousands
Explanation:

Question 3.
Norfolk, VA, has a population of 242,628 people. Baltimore, MD, has 376,865 more people than Norfolk. Charleston, SC, has 496,804 less people than Baltimore.
Given:
Population of Norfolk, VA = 242,628
Population of Baltimore, MD = 376,865 more than Norfolk.
Population of Charleston, SC = 496,804 less people than Baltimore
a. What is the total population of all three cities? Draw a tape diagram to model the word problem. Then, solve the problem.
Answer:

b. Round to the nearest hundred thousand to check the reasonableness of your answer for the population of Charleston, SC.
Answer:

c. Record each city’s population in numbers, in words, and in expanded form.
Answer:

d. Compare the population of Norfolk and Charleston using >, <, or =.
Answer:

e. Eddie lives in Fredericksburg, VA, which has a population of 24,286. He says that Norfolk’s population is about 10 times as large as Fredericksburg’s population. Explain Eddie’s thinking.
Answer:
Population of Fredericksburg,VA, = 24,286
Population of Norfolk = 242,628
Norfolk population is almost 10 times as large as Fredericksburg’s population.
Highest place value of Fredericksburg is 2 ten thousand and Highest place value of Norfolk is 2 hundred thousand
2 ten thousand × 10 = 2 hundred thousand.
Eddie’s thinking is reasonable.