Unit 6 Subtraction Assessment

Elliot has 61 marbles, and he gives 28 marbles to his friend Zeke. What is the difference in the number of marbles Elliot has left? Draw a base-ten shorthand representation. Then fill in the difference. 61 - 28 =

Arina and Zeke are at a fair and they want to buy some snacks. They have 82 dollars and want to buy snacks that cost 59 dollars. Which way shows how to adjust the numbers to subtract? Choose all the correct answers.

• A. 80 - 57

• B. 80 - 61

• C. 81 - 60

• D. 83 - 60

Zeke has 15 apples, and he gives 7 apples to his friend. How can you use the number line to count back to find out how many apples Zeke has left? Fill in the difference. 15 - 7 =

Elliot has 74 apples, and he gives 36 apples to his friend. What related addition equation can you use to find out how many apples Elliot has left? 74 - 36 = ? Equation: + =

Max knows he can make a 10 to help him subtract 14 - 8. What numbers can he decompose 8 into to make a 10 to subtract? Fill in the numbers. He will decompose 8 into and . 14 - 8 =

Emilia is subtracting 43 - 19. She wants to decompose 19 to help her find the difference. Which pair of numbers can Emilia use to subtract 43 - 19?

• A. 1 and 9

• B. 10 and 9

• C. 10 and 19

• D. 50 and 3

Zeke has 58 apples, and he gives 27 apples to his friend. How many apples does Zeke have left? 27 + ? = 85. Kassiedy has 72 oranges, and she gives some to her friend, leaving her with 58. How many oranges did she give away? ?? + 27 = 72. Elliot has 85 bananas, and he gives away 27 bananas. How many bananas does he have left? 58 + ? = 72. Arina has 72 grapes, and she gives away some to her friend, leaving her with 58. How many grapes did she give away? ?? + 27 = 58.

Luca had 13 apples, and he gave 7 apples to his friend. How many apples does Luca have left?

• A. 13 - 7 = ?

• B. 13 + 7 = ?

• C. 13 + 8 = ?

• D. 13 - 8 = ?

Audree has 57 apples, and she gives 35 apples to her friend Leia. What is the difference in the number of apples Audree has left? Draw a base-ten shorthand representation. Then fill in the difference. 57 - 35 =

During lunch, Zeke, Layton, Leia, Bodhi, and Elliot are among the 65 students enjoying their meal. However, there are 18 fewer students at recess than those eating lunch. How many students are at recess?