hard Set 24 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [35, _] → [24, 11, 13] → [15, _, _, _] → [_, 8, _, _, 10]

Show answer

Answer: Row2[2]=24, Row1[1]=59, Row4[3]=2, Row5[1]=7, Row4[2]=9, Row5[3]=1, Row4[4]=11, Row5[4]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [35,24]
  • [24,11,13]
  • [15,9,2,11]
  • [7,8,1,1,10]
Base
  • 7
  • 8
  • 1
  • 1
  • 10
TopValue
59
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":0,"c":0,"v":59}
  • {"r":3,"c":2,"v":2}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":1,"v":9}
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":3,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, _] → [16, 12, _] → [10, _, _, 13] → [6, _, _, 4, _]

Show answer

Answer: Row2[1]=28, Row5[5]=9, Row4[2]=6, Row5[2]=4, Row4[3]=6, Row2[2]=31, Row3[3]=19, Row5[3]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [28,31]
  • [16,12,19]
  • [10,6,6,13]
  • [6,4,2,4,9]
Base
  • 6
  • 4
  • 2
  • 4
  • 9
TopValue
59
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":1,"v":6}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":2,"v":6}
  • {"r":1,"c":1,"v":31}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [121] → [_, 59] → [_, _, 26] → [_, 18, 15, _] → [_, 9, 9, _, _]

Show answer

Answer: Row4[4]=11, Row5[4]=6, Row3[2]=33, Row5[1]=2, Row5[5]=5, Row2[1]=62, Row3[1]=29, Row4[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [62,59]
  • [29,33,26]
  • [11,18,15,11]
  • [2,9,9,6,5]
Base
  • 2
  • 9
  • 9
  • 6
  • 5
TopValue
121
HiddenCells
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":3,"v":6}
  • {"r":2,"c":1,"v":33}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":0,"v":62}
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [46, _] → [_, 26, 32] → [_, 12, _, 18] → [_, 7, _, _, 9]

Show answer

Answer: Row4[3]=14, Row3[1]=20, Row5[1]=1, Row5[3]=5, Row2[2]=58, Row5[4]=9, Row4[1]=8, Row1[1]=104

SubType
number-pyramid
Difficulty
hard
Levels
  • [104]
  • [46,58]
  • [20,26,32]
  • [8,12,14,18]
  • [1,7,5,9,9]
Base
  • 1
  • 7
  • 5
  • 9
  • 9
TopValue
104
HiddenCells
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":0,"v":20}
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":2,"v":5}
  • {"r":1,"c":1,"v":58}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":0,"v":8}
  • {"r":0,"c":0,"v":104}