Maths – Thursday 21st January

There will be a Maths Zoom session at 11am which will introduce this learning.

If you are unable to attend or need some reminders then there is a short video here to remind you.

The challenges are:

  1. Replace each star with a digit. Find different ways.
  2. Find the lowest and highest possibilities for both numbers.
  3. What if he whole calculation uses each of he digits 0-9 once and once only? Begin with he ones digit. What could this be? What can’t it be?
  4. The 4-digit number contains three consecutive numbers, which are not in order. The third digit is the sum of two of the consecutive numbers. The first, third and fifth digits of the five-digit product are three consecutive numbers, again not in order. The second and fourth digits are also consecutive numbers.

Vocabulary reminders:

Consecutive – following each other continuously (for example: 0,1,2)

Digit – any numeral from 0 to 9

Product – an amount made by multiplying quantities together

Here are some resources to help you:

Use these to make your own set of number cards which you can move around easily.

GOOD LUCK!

18 thoughts on “Maths – Thursday 21st January

  • 21st January 2021 at 10:43 am
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    4000×3=12000
    2. 4000×3=12000
    9000×3=21000
    3. It could be 4000×3=12000 and I don’t know
    4. I don’t know

    Reply
    • 21st January 2021 at 6:52 pm
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      Keep trying Kiran, you can do this.

      Try using numbers that are not multiples of 1000.

      Reply
  • 21st January 2021 at 11:16 am
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    Maths:
    3×4,000=12,000
    3×3,400=10,200
    3×5,000=15,000
    3×5,015=15,045
    3×6,000=18,000
    3×7,000=21,000
    3×8,000=24,000
    3×9,000=27,000
    3×10,000=30,000
    3×11,000=33,000
    3×12,000=36,000
    3×13,000=39,000

    Reply
    • 21st January 2021 at 6:51 pm
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      Well done Jake.

      What do you think the lowest and highest possible numbers are?

      Reply
  • 21st January 2021 at 11:41 am
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    Challenge 2
    3334×3=10002
    9999×3=29997
    Challenge 3
    5694×3=17082
    Challenge 4
    I have no clue-

    Reply
    • 21st January 2021 at 6:50 pm
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      Well done Franek.

      Your answer to challenge 3 is the one for challenge 4!

      Reply
  • 21st January 2021 at 12:01 pm
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    1. 5000×3=15000 or 9200×3=27600
    2. Highest for top 9999, lowest 3334 and for the bottom highest 29997 and lowest 10002
    3. I will try to answer it and send to you.
    4. I will try to answer it and send to you.

    Reply
    • 21st January 2021 at 6:49 pm
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      Well done Hargun!

      Good luck with challenges 3 and 4. You will get there!

      Reply
  • 21st January 2021 at 12:08 pm
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    1. 5000 x 3 = 15000
    4000 x 3 = 12000
    9000 x 3 = 27000
    8000 x 3 = 24000

    2. 3334 x 3 = 10012

    3. 6052 x 3 = 18056

    Reply
    • 21st January 2021 at 6:49 pm
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      You’ve got the lowest. Can you work out the highest numbers that are possible?

      For challenge 3, have you used each digit only once?

      Good attempt!

      Reply
  • 21st January 2021 at 12:34 pm
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    Maths challenge one

    742×3=22269

    Reply
    • 21st January 2021 at 6:47 pm
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      I think you may have one too many 2’s!

      I know what you meant though!

      Reply
  • 21st January 2021 at 12:50 pm
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    Maths challenge two

    9999×3=29997

    3334×3=10002

    Reply
    • 21st January 2021 at 6:46 pm
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      Well done Mia! Very impressive!

      Reply
  • 21st January 2021 at 12:56 pm
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    I don’t understand this later ill get my dad to help me because he is good at maths

    Reply
    • 21st January 2021 at 6:46 pm
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      You can try challenge 1 Imaobong. You just have to put any digits into the calculation to make it work.

      How about 5,000 x 3 = 15,000?

      Try some more.

      Reply
  • 21st January 2021 at 1:23 pm
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    Maths📀
    Challenge 1.
    8,881×3=26,643
    7,999×3=23,997
    5,985×3=17,955
    9,634×3=28,902

    Challenge 2.
    Highest: 9,999×3=29,997
    Lowest: 4,587×3=13,521

    Challenge 3.
    I don’t get this challenge.

    Challenge 4.
    I don’t get this challenge to.

    Reply
    • 21st January 2021 at 6:44 pm
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      Hello Timur.

      Well done for challenge 1 and 2. Is that definitely the lowest?

      For challenge 3, you can only use each digit once. This means that once you have written a digit in the calculation, you can’t use it again.

      See how you get on.

      Mr Bushell

      Reply

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