# What is the Average of Numbers from 20 to 80?

## Numbers Chart

The below is the complete list of numbers or positive integers from 20 to 80 for user reference.

20 to 80 Natural Numbers Chart (20 - 80) | |||||||||
---|---|---|---|---|---|---|---|---|---|

20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 |

30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 |

40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 |

50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 |

60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 |

70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 |

80 |

## How to Find the Average of Numbers from 20 to 80?

The below workout with step by step calculation shows how to find what is the average of numbers from 20 to 80 manually.

step 1 Address the formula, input parameters & values.

Formula: Average = Total Sum of Numbers / Total Count of Numbers

Input parameters & values:

The numbers from 20 to 80 are

20, 21, 22, 23, . . . . , 78, 79, 80

Total Count of Numbers = 61

step 2 Find the *sum of numbers from 20 to 80*.

sum = 20 + 21 + 22 + . . . . + 79 + 80

= 3050

step 3 Divide the sum by 61
Average = 3050/61
= 50

Thus, **50** is an average of numbers from 20 to 80.

### Average of Odd, Even, Composite & Prime Numbers

The below are the other calculators to find the average of odd, even, composite & prime numbers. test