THOUSANDS   HUNDREDS   TENS   ONES
x 1000 + x 100 + x 10 + x 1

 0 1 2 3 4 5 6 7 8 9

 0 1 2 3 4 5 6 7 8 9

 0 1 2 3 4 5 6 7 8 9

 0 1 2 3 4 5 6 7 8 9

+ + +

+
+
+
=

 INPUT DIGITS THOUSANDS HUNDREDS TENS ONES PLACE x 1000 + x 100 + x 10 + x 1 DIGIT→ + + + = + + + =
 TENS ONES PLACE x 10 + x 1 DIGITS→ + = + + =
 INPUT UP TO FOUR DIGITS THOUSANDS HUNDREDS TENS ONES PLACE x 1000 + x 100 + x 10 + x 1 DIGITS→ + + + = + + + =
MULTIPLICATION TABLE
x 1 2 3 4 5 6 7 8 9 10
1 1 2 3 4 5 6 7 8 9 10
2 2 4 6 8 10 12 14 16 18 20
3 3 6 9 12 15 18 21 24 27 30
4 4 8 12 16 20 24 28 32 36 40
5 5 10 15 20 25 30 35 40 45 50
6 6 12 18 24 30 36 42 48 54 60
7 7 14 21 28 35 42 49 56 63 70
8 8 16 24 32 40 48 56 64 72 80
9 9 18 27 36 45 54 63 72 81 90
10 10 20 30 40 50 60 70 80 90 100

MULTIPLICATION IS SAME BOTH WAYS
x   =
x   =

 1 2 3 4 5
x
 1 2 3 4 5
=

1   2   3   4   5
1     1       1         1           1

1   2   3   4   5
2     2       2         2           2

1   2   3   4   5
3     3               3           3
3

4
1   2   3     5
4     4       4         4           4

1   2   3   4   5
5     5       5         5           5

 -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ADD 0 + 10 = 10 ADD 3 + 15 = 18 ADD 2 + 7 = 9 SUBTRACT 3 - 2 = 1 SUBTRACT 10 - 5 = 5
 ADDITION  TABLE + 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 2 3 4 5 6 7 8 9 10 11 12 3 4 5 6 7 8 9 10 11 12 13 4 5 6 7 8 9 10 11 12 13 14 5 6 7 8 9 10 11 12 13 14 15 6 7 8 9 10 11 12 13 14 15 16 7 8 9 10 11 12 13 14 15 16 17 8 9 10 11 12 13 14 15 16 17 18 9 10 11 12 13 14 15 16 17 18 19 10 11 12 13 14 15 16 17 18 19 20 ADDITION IS THE SAME BOTH WAYS + = + =
MULTIPLY TWO BIGGER NUMBERS
DECOMPOSE INTO ONES AND TENS
45 x 32

TENS ONES

TENS
ONES