Lessons Unknown Numbers
1st Grade
•6 Qs
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Lessons Unknown Numbers
Quiz
•
Mathematics
•
1st Grade
•
Hard
Standards-aligned
Barbara White
FREE Resource
6 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the unknown number?
17-8=?
8+?=17
Tags
CCSS.2.OA.A.1
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the unknown number?
11-3=?
3+?=11
Tags
CCSS.2.OA.A.1
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the unknown number?
8-5=?
5+?=8
Tags
CCSS.2.OA.A.1
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the unknown number?
14-7=?
7+?=14
Tags
CCSS.2.OA.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the related addition fact for
15-9=6
9+6=15
10+5=15
15-6=9
8+7=15
Tags
CCSS.2.NBT.B.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the related addition fact for
14-6=8
14-8=6
8+6=14
13+1=14
8+5=13
Tags
CCSS.2.NBT.B.5
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