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Missing digit subtraction example:
It is a problem that uses each of the numbers from 1 - 9 and you can use the guess and solve method for finding the answer. The answer is 927 - 346 = 581
9 ? ?
- ? 4 ?
-------
? ? 1

# Missing Digit Subtraction

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Basic Lesson
Demonstrates the prealgebra skill of reverse subtraction.
Standard: MATH 1
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Intermediate Lesson
This lesson demonstrates higher level problems that involve a hundreds column.
Standard: MATH 1
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Independent Practice 1
Contains 20 missing digit subtraction problems. The answers can be found below.
Standard: MATH 1
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Independent Practice 2
Another 20 practice problems. The answer key is below.
Standard: MATH 1
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Homework Worksheet
Reviews the skills within the unit and provides 8 practice problems.
Standard: MATH 1
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Missing Digit Subtraction Quiz
10 missing digit subtraction math problems to help assess the unit. A math scoring matrix is included.
Standard: MATH 1
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Answers for the homework and quiz.
Answers for both lessons and both practice sheets.

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