Math Riddles Only the Smartest Can Get Right

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Math Riddles Only the Smartest Can Get Right

00:00 Using only addition, add eight 8s to get the number 1,000.

01:01 I add six to eleven, and get five. Why is this correct?

01:43 What single digit appears most frequently between and including the numbers 1 and 1,000? Hint: look for a pattern!

02:51 You know 2 + 2 comes to the same as 2 x 2. Now find a set of three different whole numbers whose sum is equal to their total when multiplied.

03:46 Can you name the smallest integer that can be written with two digits ?

04:37 Can you name the biggest number that can be written with four Is (one's)?

05:41 If someone says to you, "I'll bet you $1 that if you give me $2, I will give you $3 in return", would this be a good bet for you to accept?

06:38 This number added to it's square, and the digits of that summation added together, bring it back to itself. What is it?

07:33 What is the 4 digit number in which the first digit is one-fifth of the last, and the second and third digits are the last digit multiplied by 3?

08:18 How many pluses should we put between the digits of 987,654,321 to get a total of 99, and where?

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Math Riddles Only the Smartest Can Get Right

SimplyLogical
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#8 Would be a little clearer if stated "and the summation of the digits of the results added together...".

thomasharding
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For Question 8, 0 and 9 are also solutions

kelvinliu-huang
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Solution to 5th one is -99. Who tf wrote that question 💀

thebassboar
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answer of question 5 must be =99. As you should integers not natural numbers. please consider it.

SahilKumar-yvvh