hard Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [_, 47] → [_, _, _] → [_, _, 11, 14] → [_, 6, 5, 6, _]

Show answer

Answer: Row2[1]=40, Row3[2]=22, Row5[1]=1, Row4[1]=7, Row5[5]=8, Row3[1]=18, Row3[3]=25, Row4[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [40,47]
  • [18,22,25]
  • [7,11,11,14]
  • [1,6,5,6,8]
Base
  • 1
  • 6
  • 5
  • 6
  • 8
TopValue
87
HiddenCells
  • {"r":1,"c":0,"v":40}
  • {"r":2,"c":1,"v":22}
  • {"r":4,"c":0,"v":1}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":0,"v":18}
  • {"r":2,"c":2,"v":25}
  • {"r":3,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [42, 48] → [20, 22, _] → [_, _, _, _] → [6, _, 6, 6, _]

Show answer

Answer: Row4[1]=10, Row4[4]=14, Row1[1]=90, Row3[3]=26, Row5[5]=8, Row4[3]=12, Row4[2]=10, Row5[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [42,48]
  • [20,22,26]
  • [10,10,12,14]
  • [6,4,6,6,8]
Base
  • 6
  • 4
  • 6
  • 6
  • 8
TopValue
90
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":3,"v":14}
  • {"r":0,"c":0,"v":90}
  • {"r":2,"c":2,"v":26}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":2,"v":12}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [52, _] → [_, _, _] → [_, _, 9, 5] → [10, 7, 6, _, 2]

Show answer

Answer: Row3[3]=14, Row4[1]=17, Row3[2]=22, Row2[2]=36, Row1[1]=88, Row5[4]=3, Row4[2]=13, Row3[1]=30

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [52,36]
  • [30,22,14]
  • [17,13,9,5]
  • [10,7,6,3,2]
Base
  • 10
  • 7
  • 6
  • 3
  • 2
TopValue
88
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":1,"v":22}
  • {"r":1,"c":1,"v":36}
  • {"r":0,"c":0,"v":88}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [56, _] → [_, 26, _] → [16, 14, _, 14] → [_, 9, 5, _, _]

Show answer

Answer: Row3[1]=30, Row2[2]=52, Row5[5]=7, Row3[3]=26, Row1[1]=108, Row5[4]=7, Row4[3]=12, Row5[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [108]
  • [56,52]
  • [30,26,26]
  • [16,14,12,14]
  • [7,9,5,7,7]
Base
  • 7
  • 9
  • 5
  • 7
  • 7
TopValue
108
HiddenCells
  • {"r":2,"c":0,"v":30}
  • {"r":1,"c":1,"v":52}
  • {"r":4,"c":4,"v":7}
  • {"r":2,"c":2,"v":26}
  • {"r":0,"c":0,"v":108}
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":0,"v":7}