Download 5th Grade Unit 2

5th Grade Unit 2
Name______________________ Due Date:_ ____________ TEST:_________
DIRECTIONS: Solve the following problems. Use your spiral notebook to
SHOW YOUR WORK!
1. Add using the partial-sums addition method.
= 36.6 + 62.21
2. Add using the partial-sums addition method.
830 + 179 =
3. Make a magnitude estimate. Circle the appropriate box.
24.3 × 4.55 =
How I estimated:
10s 100s 1,000s 10,000s
1
inch represents 50 miles. If Celine
8
measured the distance between two cities to be 1 inch, what should she write as the actual
distance between the two cities?
4. The map scale on a map of the United States is
5. Explain why making a quick estimate of an answer before solving a problem would be helpful.
Give an example.
6. Write 626.063 in expanded notation.
7. Fill in the blanks.
Demetrius walked 2,000 feet to the corner store in the rain. He wanted his friend to feel sorry for
him. He said, " I just walked _____ inches to the store. And that was only one way!" His friend
said, " That’s not very far. It is only ______ yards."
8. Write 431,543 in expanded notation.
9. Make a magnitude estimate. Circle the appropriate box.
78 × 16 =
How I estimated:
10s 100s 1,000s 10,000s
10. Identify the error and correct the multiplication problem. Partial Products
38
× 46
120
180
320
+ 48
668
11. Subtract using the trade-first subtraction method.
697 − 425 =
12. Add using the partial-sums addition method.
37.4 + 269.2 =
13. Write the number that has
Place Value
1 in the ones place,
4 in the thousands place,
7 in the ten-thousands place,
5 in the tenths place,
and 8 in all of the remaining places. ____ ____ , ____ ____ ____ . ____
14. Jack’s great-grandmother was born in 1910. His family had a big party for her birthday in
1996. There were 45 family members at the party. How old did Jack’s great-grandmother turn on
her birthday in 1996?
a. List the numbers needed to solve the problem.
b. Describe what you want to find.
c. Write an open sentence.
d. Write the solution.
e. Write the answer.
15. Subtract using the trade-first subtraction method.
344.17 − 17.1 =
16. Chloe and her friends had the following scores on a math test.
28, 8, 10, 10, 10, 8, 19, 10, 13, 3, 15
For this set of data, find the maximum, the minimum, the range, the mode, and the median.
17. Subtract using the trade-first subtraction method.
= 85.5 − 16.05
18. Circle the word you would choose to describe the chance of this event happening:
An elephant will walk through the door to our classroom today.
Explain your answer.
certain
very likely
likely
unlikely
very unlikely
impossible