Determine the Unknown Whole Number in a Multiplication or Division Equation

Name Grade School
Date Questions10 Score

1
? ÷ 1 = 50
2
? ÷ 24 = 3
3
? ÷ 15 = 75
4
2 ÷ 50 = ?
5
35 ÷ 7 = ?
6
? ÷ 10 = 9
7
? ÷ 1 = 23
8
2 ÷ ? = 76
9
39 ÷ ? = 39
10
2 ÷ ? = 98

Answers Key
1
50 x 1 = 50
2
72 ÷ 24 = 3
3
5 x 15 = 75
4
2 x 50 = 100
5
35 ÷ 7 = 5
6
90 ÷ 10 = 9
7
23 x 1 = 23
8
2 x 38 = 76
9
39 x 1 = 39
10
2 x 49 = 98

Unknown in Multiplication or Division Equation within 100 Worksheet

The CCSS.MATH.3.OA.A.4 worksheets with answers for 3rd grade students to practice problems on Determine the unknown whole number in a multiplication or division equation relating three whole numbers within 100 (For example, determine the unknown number that makes the equation true in each of the equations: 8 x ? = 48, 5 = ? ÷ 3, 6 x 6 =?) is available online for free in printable and downloadable (pdf & image) format. For more questions and answers on 3.OA.A.4 math activities, tap on generate new worksheet to learn, practice, test and verify math skills under the common core cluster (3OAA) Represent and solve problems involving multiplication and division in domain operations and algebraic thinking.

How to Use this Worksheet

Objective:
To practice these math problems of 3.OA.A.4 worksheets, students are required to determine the unknown whole number in a multiplication or division equation relating three whole numbers within 100. Users can directly refer the answer key to verify the work with steps for the corresponding practice problems given in the 3.OA.A.4 activities under common core state standards for 3rd grade mathematics.

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