hard Set 43 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [91] → [52, _] → [_, 23, 16] → [14, _, _, _] → [_, _, _, 1, 7]

Show answer

Answer: Row3[1]=29, Row4[4]=8, Row5[3]=7, Row2[2]=39, Row4[2]=15, Row4[3]=8, Row5[2]=8, Row5[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [52,39]
  • [29,23,16]
  • [14,15,8,8]
  • [6,8,7,1,7]
Base
  • 6
  • 8
  • 7
  • 1
  • 7
TopValue
91
HiddenCells
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":3,"v":8}
  • {"r":4,"c":2,"v":7}
  • {"r":1,"c":1,"v":39}
  • {"r":3,"c":1,"v":15}
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [8, _, 10] → [4, 4, _, _] → [3, 1, _, 3, _]

Show answer

Answer: Row2[1]=18, Row5[5]=1, Row5[3]=3, Row4[4]=4, Row4[3]=6, Row3[2]=10, Row1[1]=38, Row2[2]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [38]
  • [18,20]
  • [8,10,10]
  • [4,4,6,4]
  • [3,1,3,3,1]
Base
  • 3
  • 1
  • 3
  • 3
  • 1
TopValue
38
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":10}
  • {"r":0,"c":0,"v":38}
  • {"r":1,"c":1,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, _] → [_, 14, _] → [_, 8, 6, _] → [_, 5, _, 3, 10]

Show answer

Answer: Row2[2]=33, Row3[1]=19, Row4[4]=13, Row4[1]=11, Row1[1]=66, Row3[3]=19, Row5[1]=6, Row5[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [33,33]
  • [19,14,19]
  • [11,8,6,13]
  • [6,5,3,3,10]
Base
  • 6
  • 5
  • 3
  • 3
  • 10
TopValue
66
HiddenCells
  • {"r":1,"c":1,"v":33}
  • {"r":2,"c":0,"v":19}
  • {"r":3,"c":3,"v":13}
  • {"r":3,"c":0,"v":11}
  • {"r":0,"c":0,"v":66}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [44, 44] → [_, 22, 22] → [12, _, 12, _] → [_, _, 8, _, _]

Show answer

Answer: Row5[4]=4, Row4[4]=10, Row5[5]=6, Row1[1]=88, Row3[1]=22, Row5[2]=2, Row5[1]=10, Row4[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [44,44]
  • [22,22,22]
  • [12,10,12,10]
  • [10,2,8,4,6]
Base
  • 10
  • 2
  • 8
  • 4
  • 6
TopValue
88
HiddenCells
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":3,"v":10}
  • {"r":4,"c":4,"v":6}
  • {"r":0,"c":0,"v":88}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":0,"v":10}
  • {"r":3,"c":1,"v":10}