Finding the Unknown Number in an Equation
Authored by Barbara White
Mathematics
3rd - 4th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Find the unknown number.
14 + __ = 19
6
5
2
Tags
CCSS.1.OA.D.8
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Find the unknown number.
19 + __ = 23
7
8
4
Tags
CCSS.1.OA.D.8
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Find the unknown number.
__ + 11 = 19
9
8
7
Tags
CCSS.1.OA.A.1
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Find the unknown number.
__ + 10 = 17
9
10
7
Tags
CCSS.1.OA.A.1
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Find the unknown number.
__ + 11 = 23
13
11
12
Tags
CCSS.2.OA.A.1
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
10. What missing number will make the equation true?
15 − 4=____+9
2
3
4
Tags
CCSS.2.NBT.B.5
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
3 x __ = 21
Tags
CCSS.3.OA.A.4
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