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Find the difference
Math trainer
Puzzle
Math trainers
Basic arithmetic
Addition game
Calculations with fractions
Roman numerals
Multiplication with Roman numerals
Words to numbers
More languages
English
French
German
Italian
Latin
Portuguese
Romanian
Spanish
Dutch
Utilities
Unit converters
Car number plates
Time of sunset
Bicycle tours
Small travel vocabulary (pdf)
GAMES
Geography
Quiz of coasts and rivers
Geography quiz
Quiz of countries
Quiz of rivers and towns
Quiz of flags, arms, and coins
Quiz of towns and countries
More games
Animal quiz
Brain training
Find the difference
Math trainer
Puzzle
⇑
Mental arithmetic
Index
-
Options
10 + 9
=
10 + 2
=
1 + 8
=
10 + 1
=
2 + 7
=
4 + 6
=
9 + 3
=
1 + 4
=
10 + 4
=
2 + 9
=
Help
When all exercises have been calculated correctly, a picture of an animal appears.
Time:
Errors:
Options
Operations
Lower limit
Upper limit
Addition
Subtraction
Multiplication
Division
Square
Root
Quick links
Simple game
Difficult addition
Easy addition
Multiplication tables up to 10
Addition and substraction up to 100
Multiplication table up to 20
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Bernd Krüger
, 2022
Cactus2000