# What is the Average of First 80 Odd Numbers?

getcalc.com's **average of first n odd numbers calculator** to find what is the mean or average value of first 80

odd numbers. **80** is an average of first 80 odd numbers mentioned in the below table, by substituting the total sum and count of numbers in the formula. The corresponding formulas, chart, examples and workout may help students, teachers or professionals to learn, teach or practice the average of first n natural numbers calculation.

## Numbers Chart

The below chart is the complete list of first 80 odd numbers for user reference.

First 80 Odd Numbers Chart (1 - 159) | |||||||||
---|---|---|---|---|---|---|---|---|---|

1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 |

21 | 23 | 25 | 27 | 29 | 31 | 33 | 35 | 37 | 39 |

41 | 43 | 45 | 47 | 49 | 51 | 53 | 55 | 57 | 59 |

61 | 63 | 65 | 67 | 69 | 71 | 73 | 75 | 77 | 79 |

81 | 83 | 85 | 87 | 89 | 91 | 93 | 95 | 97 | 99 |

101 | 103 | 105 | 107 | 109 | 111 | 113 | 115 | 117 | 119 |

121 | 123 | 125 | 127 | 129 | 131 | 133 | 135 | 137 | 139 |

141 | 143 | 145 | 147 | 149 | 151 | 153 | 155 | 157 | 159 |

## how to find the average of First 80 Odd Numbers?

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

step 1 Input values:

The first 80 odd numbers

1, 3, 5, . . . . , 157, 159

step 2 Find the sum of first 80 odd numbers

1 + 3 + 5 + . . . . + 157 + 159 = 6400

step 3 Divide the sum by 80

6400/80 = 80

**80** is an average of first 80 natural numbers or positive integers.

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