G1 U11 Assessment
Name__________________________________ Date_______________
Grade 1 Unit 11 Assessment Addition and Subtraction Note: The classroom teacher reads the test questions aloud to students.
1.
Solve. 42 + 7 = _____
59
2.
35
49
45
Solve. 25 + 9 = _____
24
214
16
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 1
34
3.
Solve. 33 + 30 = _____
63
4.
53
60
73
The first step Janine took to solve this problem was to decompose the greater addend into tens and ones.
6 9 60 + 9 +
8
+ 8 60 + 17 = 77
Which two statements about this problem are true?
Janine’s second step was adding 9 + 8 = 17. When she added 9 + 8, Janine composed a ten. Janine found a wrong answer. Janine should have added 6 + 17.
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 2
5.
Which number is 10 less than 40?
50
6.
30
39
28
18
Which number is 10 more than 28?
29
7.
40
38
Find the difference.
90 − 70 = _____
20
40
50
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 3
2
8.
Find the difference.
30 − 30 = _____
60
9.
0
30
33
Choose the equation that is false.
7 + 3 = 12 − 2
8 + 5 = 13 − 3
11 − 4 = 10 − 3
10 + 5 = 20 − 5
5 + 5 = 12 − 6
7 + 5 = 14 − 3
10. Choose the equation that is true.
1 + 10 = 8 + 4
2+9=3+8
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 4
For questions 11-14, match the problem to the answer in the Answer Bank. One answer will not be used. 11. 40 + 20 =
_________
Answer Bank
A 40 B 20 C 30 12. Ten more than 40
_________
D 60 E 50
13. 70 − 30 = _________
14. Which number makes this equation true?
_________
50 − 30 = 40 − ______
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 5
15. Choose a strategy and solve this problem. You could draw a number line or base ten blocks, or decompose the greater addend. Show your work.
65 + 9 = _____
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 6
Grade 1 Unit 11 Assessment Addition and Subtraction Note: The classroom teacher reads the test questions aloud to students.
1.
Solve. 42 + 7 = _____
59
2.
35
49
45
Solve. 25 + 9 = _____
24
214
16
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 1
34
3.
Solve. 33 + 30 = _____
63
4.
53
60
73
The first step Janine took to solve this problem was to decompose the greater addend into tens and ones.
6 9 60 + 9 +
8
+ 8 60 + 17 = 77
Which two statements about this problem are true?
Janine’s second step was adding 9 + 8 = 17. When she added 9 + 8, Janine composed a ten. Janine found a wrong answer. Janine should have added 6 + 17.
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 2
5.
Which number is 10 less than 40?
50
6.
30
39
28
18
Which number is 10 more than 28?
29
7.
40
38
Find the difference.
90 − 70 = _____
20
40
50
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 3
2
8.
Find the difference.
30 − 30 = _____
60
9.
0
30
33
Choose the equation that is false.
7 + 3 = 12 − 2
8 + 5 = 13 − 3
11 − 4 = 10 − 3
10 + 5 = 20 − 5
5 + 5 = 12 − 6
7 + 5 = 14 − 3
10. Choose the equation that is true.
1 + 10 = 8 + 4
2+9=3+8
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 4
For questions 11-14, match the problem to the answer in the Answer Bank. One answer will not be used. 11. 40 + 20 =
_________
Answer Bank
A 40 B 20 C 30 12. Ten more than 40
_________
D 60 E 50
13. 70 − 30 = _________
14. Which number makes this equation true?
_________
50 − 30 = 40 − ______
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 5
15. Choose a strategy and solve this problem. You could draw a number line or base ten blocks, or decompose the greater addend. Show your work.
65 + 9 = _____
Copyright © Swun Math Grade 1 Unit 11 Assessment, Page 6
