Place Value Puzzles

1/4/2020

The Key Stage 2 children in Childcare today have written these fiendishly difficult puzzles for you to solve.
Click on the Comments to read each one, and if you think you know the answer, click Reply on that puzzle. Get your thinking caps on folks!

24 Comments

Poppy

1/4/2020 12:15:46 pm

The ones digit is one less than the number of sides on a pentagon.
The tens digit is double this and then find a quarter of it.
The hundreds is half of the tens and times it by three.

What's my number?

Freya

1/4/2020 12:36:58 pm

Hi Poppy
Is your number 324?

Samuel

2/4/2020 12:45:02 pm

Poppy is your number 324

Chloe

1/4/2020 12:16:36 pm

The hundreds digit is the number of sides on a hexagon.
The ones digit is three more than the hundreds.
Take away 6 from the ones digit to find the tens.

What's my number?

Olivia

1/4/2020 05:36:00 pm

Is your number 639?

Ola

1/4/2020 12:17:37 pm

The ones digit is the number of sides on a square doubled.
The hundreds digit is more than 3+3 but less that 8.
The thousands digit is 3.2+2.8.
The tens digit is half of sixteen, then plus one.

What's my number?

Freya

1/4/2020 12:41:30 pm

Hi Ola
Is your number 6748?

Darcey

1/4/2020 12:18:41 pm

The ones is the lowest symmetrical digit after 1. The thousands digit is half of the number in the ones column. The tens is 1.5 times by the thousands digit. The tens of thousands digit is one third of the tens. The hundred digit is four times the ten thousands digit.

What's my number?

Paige

1/4/2020 12:19:40 pm

The thousands digit is the answer to 3 x 2. The tens digit is the answer to 4 x 2.
The hundreds digit is the answer to 14-6. The ones digit is how many faces there are on a cube.

Olivia

1/4/2020 05:40:17 pm

Is your number 6886

Jack

1/4/2020 12:24:27 pm

The ones digit is 1 x 9 then takeaway 5, then multiplied by 2. The hundreds digit is half of the ones digit. The tens digit is 3x2.
What is my number?

Samuel

2/4/2020 12:19:09 pm

Hi Jack is your number 468

Tanya

1/4/2020 12:25:30 pm

The tens digit is double 24, then take away 45 from it. The hundreds digit is the same as 63 divided by 9. The ones digit is double twenty then take away 35 from it. What's my number?

Freya

1/4/2020 12:32:19 pm

Hi Tanya its Freya
Is your number 735?

Connie

1/4/2020 12:27:06 pm

The thousands digit is how many faces on a hemisphere.
The ones digit is the thousands digit multiplied by 2.
The hundreds digit is how many wheels there are on a bike.
The tens digit is how many vertices on a pentagon.
What's my number?

ebonie hilditch

3/4/2020 01:40:35 pm

connie is your number 1252

Ala

1/4/2020 12:27:59 pm

The hundreds digit is the answer to 3 x 2.
The ones digit is the hundreds digit minus 5.
Add 2 to the ones digit to find the tens digit.
What's my number?

ebonie

3/4/2020 01:45:10 pm

hi ala is your number 631

Oliver

1/4/2020 12:28:50 pm

Think of the the answer to the question 4 x 7. The first digit goes into the hundreds column. Then add 6 more to this digit for the tens column. Then the ones is 33 divided by 11.
What's my number?

Olivia

3/4/2020 04:21:52 pm

Is your number 283 Oliver?

Joshua

1/4/2020 12:29:50 pm

The thousands digit is the number of wheels on a tricycle. The hundreds digit is four more than the thousands. The tens digit has a vertical symmetrical line and is greater than one. The ones digit is six more than the thousands digit.
What's my number?

Samuel

2/4/2020 12:37:47 pm

My number is smaller than 100 but bigger than 0. It is half of a thousand divided by 5 then multiplied by 100.And then subtract 999

Miss Rapley

2/4/2020 01:55:49 pm

Hello Samuel,
Well done for inventing a puzzle. Check the part where it says multiplied by 100. Should this say multiplied by 10? … If it should say multiplied by 10, I think your answer is 1. Am I right?

James Morrow link

22/7/2021 09:11:34 am

Very much appreciated. Thank you for this excellent article. Keep posting!

Place Value Puzzles

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