8 thoughts on “Year 4 Maths Challenge

  1. PLATINUM
    Routes to get to 100 ; 6×7 -6 x3 -8 / 7x9dividedby3x5-5
    Highest possible route ; 9×7 -6 x7 =399
    Lowest possible route ; 9×5 dividedby3 x7 -8 =97
    GOLD
    Highest possible calculation ; 19+15+17+18=69
    Lowest possible calculation ; 17+2+5+6=30
    Highest calculation with five numbers ; 14+17+19+5+18=73
    BRONZE
    4+4+4
    2+5+5
    9+1+2

    • Ineed to. Carry on
      7+1+4
      6+5+1
      1+8+3
      5+3+4
      3+6+3
      2+8+2
      All three numbers that equal twelve
      1+1+5+5
      4+2+2+4
      5+2+2+3
      5+2+4+1
      3+3+3+3
      5+3+1+3
      2+2+5+3
      4+3+3+1
      All four numbers that equal 12
      2+2+4+3+1
      1+8+1+1+1
      1+3+3+2+3
      6+1+2+1+2
      2+5+2+2+1

  2. Bronze

    3 cards with the total of 12

    1. 1+9+2=12
    2. 6+3+3=12
    3. 3+5+4=12
    4. 6+5+1=12
    5. 8+3+1=12
    6. 5+5+2=12
    7. 7+4+1=12
    8. 2+2+8=12
    9. 1+6+5=12
    10.4+4=4=12

    4 cards with the total of 12

    1. 3+3+3+3=12
    2. 2+4+2+4 =12
    3. 9+1+1+1=12
    4. 4+4+3+1=12
    5. 8+2+1+1=12

    5 cards with the total of 12

    1. 1+1+1+1+8=12
    2. 3+3+2+2+2=12
    3. 3+1+4+2+2=12
    4. 5+2+3+1+1=12
    5. 3+3+3+1+2=12

    Sliver
    There are 24 stickers in there book of the twins: 3×2+12+4=22 stickers in the book.

    Gold
    The highest possible score is 20+18+17+13= 68.
    The lowest possible score is 17+2+5+6= 30.

    The highest possible number with five numbers is 3+17+18+9+20=67

    Platinum

    Route to get 100: 9×7 ÷ 3×5-5=100

    The highest number route is: 6×9÷2×5-5=130.
    The lowest number route is: 9×5÷3×7-8=97.

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