Math Skill: Mixed Addition and Subtraction
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Mixed Addition And Subtraction

There is nothing to teach regarding mixed addition and subtraction. After mastering the Fast Addition and Fast Subtraction topics, the student should be able to master this topic, which simply mixes the operations.

Complexity=5

Add or Subtract.
1.   3 - 1 = 2.   5 + 2 =

Complexity=7

Add or Subtract.
1.   6 + 1 = 2.   3 + 6 =

Complexity=9

Add or Subtract.
1.   8 + 1 = 2.   14 - 5 =

Complexity=10

Add or Subtract.
1.   1 + 8 = 2.   11 - 9 =

Complexity=12

Add or Subtract.
1.   8 - 1 = 2.   3 + 5 =

Complexity=15

Add or Subtract.
1.   20 - 11 = 2.   15 - 7 =

Answers


Complexity=5

Add or Subtract.
#ProblemCorrect AnswerYour Answer
13 - 1 =
#ProblemCorrect AnswerYour Answer
25 + 2 =

Complexity=7

Add or Subtract.
#ProblemCorrect AnswerYour Answer
16 + 1 =
#ProblemCorrect AnswerYour Answer
23 + 6 =

Complexity=9

Add or Subtract.
#ProblemCorrect AnswerYour Answer
18 + 1 =
#ProblemCorrect AnswerYour Answer
214 - 5 =

Complexity=10

Add or Subtract.
#ProblemCorrect AnswerYour Answer
11 + 8 =
#ProblemCorrect AnswerYour Answer
211 - 9 =

Complexity=12

Add or Subtract.
#ProblemCorrect AnswerYour Answer
18 - 1 =
#ProblemCorrect AnswerYour Answer
23 + 5 =

Complexity=15

Add or Subtract.
#ProblemCorrect AnswerYour Answer
120 - 11 =
#ProblemCorrect AnswerYour Answer
215 - 7 =