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The sum of the first n positive integers can be calculated using the formula n(n+1)/2. In this case, n=100, so the sum of the first 100 positive integers is 100(100+1)/2 = 100(101)/2 = 5050.

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1w ago
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14y ago

The sum of the numbers up to 100 is equal to (100 x 101)/2 = 5050

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Q: What is 1 plus 2 plus 3 etc up to 100?
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How do you add 1 to 99 without doing 1 plus 2 plus 3 plus 4 and etc?

1 + 99 = 100 2 + 98 = 100 3 + 97 = 100 4 + 96 = 100, etc untll you got to 49 + 51 = 100 There would be 49 of these "=100" answers (That would be 4,900) Plus, you would have 50 left over with nothing to match up to. So your total would be 4,950.


How do you do 1 plus 2 plus 3 ... plus 99 plus 100 equals?

1 +100 = 101 100 - 1 = 99 99 +1 = 100 100 times 100 =10000 10000 divide by 2 = 5050Ans:5050


What 2 numbers equal 116?

58 plus 58/1+115/100+16, etc


What is 100 plus 100 plus 100 plus 200 plus 300 equals?

Well, 1+1+1+2+3 equals 8, so 800.


What is 1 plus 2 plus 100 plus 55?

1 + 2 + 100 + 55 = 158


How do you make 1 plus 1 plus 1 plus 1 equals 100?

You don't. 1+1+1+1=4, not 100 and never will.


What is 1 plus 99?

99 + 1 = 100


What is 100 plus 99 plus 98 plus 2 plus 1 plus 0.3?

100 + 99 + 98 + 2 + 1 + 0.3 = 300.3


What is 100 plus 1?

the answer to 100+1 is 101


How did guass answer 1 plus 2 plus 3 etc?

The question was: Add up all the numbers up to 100.Der jungen Karl Friedrich didn't guess. He reasoned:100 + 1 = 10199 + 2 = 10198 + 3 = 10197 + 4 = 10196 + 5 = 101In this way, with the 100 numbers I can make 50 pairs, and every pair totals 101.So all 100 numbers add up to (50 times 101) = 5,050They say he was something like 5 years old at the time.


1 plus 3tenths plus 9overhundred equals 1 plus?

1 + 3/10 + 9/100 = 1 39/100 (that is, 1 and thirty-nine hundredths).


Wap to find the sum of series 1 plus 2 plus 3 plus - - - plus 100?

Sum of numbers from 1 to 100:(1+100) + (2+99) + (3+98) + (4+97) + ... + (49+52) + (50+51) =50 pairs, each pair adds up to 101= (50 x 101)= 5,050