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Subtraction up to 20
Interactive exercises
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Interactive exercises
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Learning

Interactive exercises - Subtraction up to 20


Interactive exercises are generic, application compiles a new series of tasks each time you start.
INTERACTIVE EXERCISES
Interactive exercises: {{restit}}
Name:
Virtual keyboard:
Number of tasks: {{(plynum)}}
Difficulty: {{resdifi}}
{{$index+1}}. task
{{one.qins}}

{{one.qtxt}}

7
8
9

4
5
6

1
2
3

0
CE
Correct answer

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RESULT
Interactive exercises: {{restit}}
Name:
Date: {{timest * 1000 | date:'dd.MM.yyyy HH:mm:ss'}}
Num. of tasks: {{(anscor+answro)}}
Difficulty: {{resdifi}}
Correct answers: {{anscor}}
Wrong answers: {{answro}}
Efficiency: {{anscor/(anscor+answro)*100|number:0}} %
Time: {{tmdur}} s
Time per task: {{tmdur / (anscor+answro)|number:1}} s

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Subtraction up to 20

Image Subtraction up to 20
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Performance - Subtraction up to 20
Proportion of correct answers (in %) for the last {{chrAnum}} exercises.
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Tasks solved by months - Subtraction up to 20
Number of completed tasks by months. One exercise usually contains 6 to 15 tasks.
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Performance by months - Subtraction up to 20
Proportion of correctly solved tasks (in %) by months.
Show difficulty:
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Tasks by difficulty - Subtraction up to 20
Number of solved tasks by difficulty in each month.
Show month:
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Learn subtraction


Choose numbers.


-


{{shwC}} - {{shwD}} = {{shwResS}}
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Worksheets - Subtraction up to 20


Create worksheets and PRINT or SAVE them. You can create unlimited number of different worksheets.

1. CHOOSE SETTINGS :: Choose the number of tasks, difficulty and type of tasks.
2. GENERATE TASKS :: Use the GENERATE button to create a new serie of tasks if you don't like the worksheet you can easily generate another.
3. CREATE PDF :: The worksheet (PDF) opens in a new tab, you can PRINT it or SAVE it to your computer.
NUMBER OF TASKS
DIFFICULTY
CHOOSE TYPE OF TASKS
EXAMPLE OF A TASK
WORKSHEET
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