hard Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [21, 17, 18] → [_, 11, _, _] → [2, _, _, 3, 9]

Show answer

Answer: Row2[1]=38, Row1[1]=73, Row4[4]=12, Row5[3]=3, Row4[1]=10, Row5[2]=8, Row2[2]=35, Row4[3]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [38,35]
  • [21,17,18]
  • [10,11,6,12]
  • [2,8,3,3,9]
Base
  • 2
  • 8
  • 3
  • 3
  • 9
TopValue
73
HiddenCells
  • {"r":1,"c":0,"v":38}
  • {"r":0,"c":0,"v":73}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":1,"v":35}
  • {"r":3,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 35] → [_, 16, _] → [_, 8, _, _] → [4, 3, _, 3, 8]

Show answer

Answer: Row2[1]=31, Row4[4]=11, Row3[1]=15, Row4[3]=8, Row5[3]=5, Row1[1]=66, Row3[3]=19, Row4[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [31,35]
  • [15,16,19]
  • [7,8,8,11]
  • [4,3,5,3,8]
Base
  • 4
  • 3
  • 5
  • 3
  • 8
TopValue
66
HiddenCells
  • {"r":1,"c":0,"v":31}
  • {"r":3,"c":3,"v":11}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":2,"v":5}
  • {"r":0,"c":0,"v":66}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 49] → [_, _, 28] → [_, 9, 12, 16] → [_, _, 2, _, 6]

Show answer

Answer: Row3[2]=21, Row4[1]=15, Row3[1]=24, Row1[1]=94, Row5[4]=10, Row5[1]=8, Row5[2]=7, Row2[1]=45

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [45,49]
  • [24,21,28]
  • [15,9,12,16]
  • [8,7,2,10,6]
Base
  • 8
  • 7
  • 2
  • 10
  • 6
TopValue
94
HiddenCells
  • {"r":2,"c":1,"v":21}
  • {"r":3,"c":0,"v":15}
  • {"r":2,"c":0,"v":24}
  • {"r":0,"c":0,"v":94}
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":1,"v":7}
  • {"r":1,"c":0,"v":45}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 31] → [16, 15, 16] → [_, 8, _, 9] → [_, _, 2, _, _]

Show answer

Answer: Row4[1]=8, Row5[5]=4, Row5[1]=2, Row5[2]=6, Row1[1]=62, Row4[3]=7, Row5[4]=5, Row2[1]=31

SubType
number-pyramid
Difficulty
hard
Levels
  • [62]
  • [31,31]
  • [16,15,16]
  • [8,8,7,9]
  • [2,6,2,5,4]
Base
  • 2
  • 6
  • 2
  • 5
  • 4
TopValue
62
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":1,"v":6}
  • {"r":0,"c":0,"v":62}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":3,"v":5}
  • {"r":1,"c":0,"v":31}