Troll Math
Examples I've collected
Simplifying Fractions
16
64
=
16
64
=
1
4
19
95
=
19
95
=
1
5
26
65
=
26
65
=
2
5
49
98
=
49
98
=
4
8
=
1
2
163
326
=
163
326
=
1
2
ln 3.375
ln 2.25
=
ln 3.375
ln 2.25
=
3.375
2.25
Approximating Fractions
Concatenate the numerator and denominator.
1
6
≈
0.16
3
8
≈
0.38
8
9
≈
0.89
18
95
≈
0.1895
23
96
≈
0.2396
48
98
≈
0.4898
98
99
≈
0.9899
123
992
≈
0.123992
198
995
≈
0.198995
248
996
≈
0.248996
498
998
≈
0.498998
998
999
≈
0.998999
Multiplication
Multiply digits in the same column without carrying, and concatenate the result.
| 3 | 9 | 8 | 7 | 6 | 8 | 7 | 7 | |
| × | 9 | 5 | 6 | 4 | 5 | 4 | 6 | |
| 3 | 81 | 40 | 42 | 24 | 40 | 28 | 42 |
Finding Roots
x2 = 25
x2 = 25
x = 5
x2 = 121
x2 = 121
x = 11
x = 6√64
x = 6√64
x = √4
x = 2
x = 5√16807
x = 80/16√16807
x = 80/16√16 80 7
x = 7
2x2 Matrix Multiplication
General Solution
| a | b |
| c | d |
| e | f |
| g | h |
| ae | bf |
| cg | dh |
Pairwise Multiplication Examples
| 3 | 6 |
| 0 | 1 |
| 5 | 4 |
| 0 | 2 |
| 15 | 24 |
| 0 | 2 |
| 6 | 0 |
| 10 | 2 |
| 4 | 0 |
| 5 | 3 |
| 24 | 0 |
| 50 | 6 |
Pairwise Concatenation Example
| 3 | 4 |
| 8 | 7 |
| 7 | 2 |
| 4 | 9 |
| 37 | 42 |
| 84 | 79 |