There are a total of 28 possible combinations when you roll the dice and use the numbers 1 through 7. Check out the following table for a breakdown of each possible combination.

## Combinations made easy

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## There are choose 0 = ways to have no numbers

- There are no 7-digit numbers.
- Every number can be paired with every other number in the set.
- There are no duplicate numbers.
- The order of the numbers doesn’t matter.
- There are no fractions.
- There are no decimals.
- There are no exponents.

## There are choose = ways to have number

7

7x = 35

7x = 35

7x + 4 = 41

7x + 4 = 41

7x = 43

7x = 43

7x + 1 = 44

7x + 1 = 44

7x = 45

7x = 45

7x + 3 = 48

7x + 3 = 48

7x = 50

7x = 50

7x + 5 = 55

7x + 5 = 55

7x = 58

7x = 58

7x + 2 = 60

7x + 2 = 60

7x = 62

7x = 62

7x + 4 = 66

7x + 4 = 66

7x = 69

7x = 69

7x + 6 = 73

7x + 6 = 73

7x = 76

## There are choose = ways to have numbers

7 x 2 = 14

7 x 3 = 21

7 x 4 = 28

7 x 5 = 35

7 x 6 = 42

7 x 7 = 49

There are

14 choices for the first number

21 choices for the second number

28 choices for the third number

35 choices for the fourth number

42 choices for the fifth number

49 choices for the sixth number

57 choices for the seventh number

## There are choose = ways to have numbers

7

7×1=7

7×2=14

7×3=21

7×4=28

7×5=35

7×6=42

7×7=49

There are 14 possible combinations of 7 numbers.

7, 1, 2, 3, 4, 5, 6, 7

7×1, 7×2, 7×3, 7×4, 7×5, 7×6, 7×7

## There are choose = ways to have numbers

7

7 + 1

7 + 2

7 + 3

7 + 4

7 + 5

7 + 6

7 + 7

## There are choose = ways to have numbers

7

There are

7 ways to have

1. One, two, three, four, five, six, seven.

2. One, two, three, four, five, six, seven, eight.

3. One, two, three, four, five, six, seven, eight, nine.

4. One, two, three, four, five, six, seven, eight, nine, ten.

5. One, two, three, four, five, six, seven, eight, nine, ten, eleven.

6. One, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve.

7. One, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen.

## There are choose = ways to have numbers

7

There are

7 possible combinations with 7 numbers:

1, 2, 3, 4, 5, 6, 7

2, 3, 4, 5, 6, 7

3, 4, 5, 6, 7

4, 5, 6, 7

5, 6, 7

6, 7

7

## There are choose = ways to have all numbers

7 ways to have all 7 numbers

1.You can choose any two of the numbers

2.You can choose any three of the numbers

3.You can choose any four of the numbers

4.You can choose any five of the numbers

5.You can choose any six of the numbers

6.You can choose any seven of the numbers

## Conclusion

There are a total of 128 different combinations with 7 numbers.