hard Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [119] → [53, _] → [_, 30, _] → [11, 12, _, 18] → [_, 2, _, _, _]

Show answer

Answer: Row5[1]=9, Row3[3]=36, Row5[4]=8, Row5[5]=10, Row3[1]=23, Row4[3]=18, Row2[2]=66, Row5[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [119]
  • [53,66]
  • [23,30,36]
  • [11,12,18,18]
  • [9,2,10,8,10]
Base
  • 9
  • 2
  • 10
  • 8
  • 10
TopValue
119
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":36}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":0,"v":23}
  • {"r":3,"c":2,"v":18}
  • {"r":1,"c":1,"v":66}
  • {"r":4,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [36, _] → [17, 19, 24] → [_, _, _, 13] → [5, 4, _, _, _]

Show answer

Answer: Row4[3]=11, Row4[2]=8, Row5[5]=6, Row5[3]=4, Row4[1]=9, Row1[1]=79, Row2[2]=43, Row5[4]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [36,43]
  • [17,19,24]
  • [9,8,11,13]
  • [5,4,4,7,6]
Base
  • 5
  • 4
  • 4
  • 7
  • 6
TopValue
79
HiddenCells
  • {"r":3,"c":2,"v":11}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":79}
  • {"r":1,"c":1,"v":43}
  • {"r":4,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [24, 40] → [10, _, _] → [6, 4, _, _] → [3, _, _, _, _]

Show answer

Answer: Row5[3]=1, Row4[3]=10, Row5[4]=9, Row5[5]=7, Row3[3]=26, Row5[2]=3, Row4[4]=16, Row3[2]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [24,40]
  • [10,14,26]
  • [6,4,10,16]
  • [3,3,1,9,7]
Base
  • 3
  • 3
  • 1
  • 9
  • 7
TopValue
64
HiddenCells
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":4,"v":7}
  • {"r":2,"c":2,"v":26}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":3,"v":16}
  • {"r":2,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 59] → [_, 33, 26] → [14, 17, _, _] → [4, 10, _, _, _]

Show answer

Answer: Row5[4]=9, Row2[1]=64, Row5[3]=7, Row5[5]=1, Row3[1]=31, Row4[4]=10, Row1[1]=123, Row4[3]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [123]
  • [64,59]
  • [31,33,26]
  • [14,17,16,10]
  • [4,10,7,9,1]
Base
  • 4
  • 10
  • 7
  • 9
  • 1
TopValue
123
HiddenCells
  • {"r":4,"c":3,"v":9}
  • {"r":1,"c":0,"v":64}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":0,"v":31}
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":123}
  • {"r":3,"c":2,"v":16}