Mathematics:
Examples
Problems
Arithmetic
Calculators
Search
Subtract till 20
Calculate:
Number of examples:
Numerical difficulty:
Range of values:
Multiplicity:
11

6
=
18

6
=
11

3
=
17

7
=
14

6
=
16

5
=
14

9
=
16

9
=
14

5
=
12

9
=
all examples
3643
5th grade (10y)
378
6th grade (11y)
899
7th grade (12y)
1463
8th grade (13y)
1925
9th grade (14y)
1722
high school
1232
equation
886
reason
605
right triangle
503
time
499
system of equations
489
triangle
443
area of shape
426
Pythagorean theorem
425
volume
411
percentages
393
length
383
unit conversion
379
expression of a variable from formula
359
body volume
350
The most difficult examples
The easiest examples
Language
sk
cz
en