hard Set 11 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [26, 25] → [14, _, 13] → [_, 5, _, _] → [_, _, 2, 5, _]

Show answer

Answer: Row4[1]=9, Row4[3]=7, Row5[1]=6, Row3[2]=12, Row1[1]=51, Row4[4]=6, Row5[2]=3, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [51]
  • [26,25]
  • [14,12,13]
  • [9,5,7,6]
  • [6,3,2,5,1]
Base
  • 6
  • 3
  • 2
  • 5
  • 1
TopValue
51
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":1,"v":12}
  • {"r":0,"c":0,"v":51}
  • {"r":3,"c":3,"v":6}
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":4,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [74] → [35, _] → [_, 17, _] → [_, _, 8, 14] → [_, 8, 1, _, _]

Show answer

Answer: Row5[1]=1, Row5[4]=7, Row2[2]=39, Row5[5]=7, Row4[2]=9, Row4[1]=9, Row3[3]=22, Row3[1]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [35,39]
  • [18,17,22]
  • [9,9,8,14]
  • [1,8,1,7,7]
Base
  • 1
  • 8
  • 1
  • 7
  • 7
TopValue
74
HiddenCells
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":1,"v":39}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":2,"v":22}
  • {"r":2,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [64, 55] → [_, _, _] → [19, 16, 13, 13] → [_, _, _, 6, _]

Show answer

Answer: Row5[5]=7, Row5[2]=9, Row3[1]=35, Row1[1]=119, Row5[1]=10, Row5[3]=7, Row3[3]=26, Row3[2]=29

SubType
number-pyramid
Difficulty
hard
Levels
  • [119]
  • [64,55]
  • [35,29,26]
  • [19,16,13,13]
  • [10,9,7,6,7]
Base
  • 10
  • 9
  • 7
  • 6
  • 7
TopValue
119
HiddenCells
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":1,"v":9}
  • {"r":2,"c":0,"v":35}
  • {"r":0,"c":0,"v":119}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":2,"v":26}
  • {"r":2,"c":1,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [32, _] → [_, _, _] → [_, _, 7, 7] → [_, 3, 4, _, 4]

Show answer

Answer: Row3[1]=18, Row2[2]=28, Row3[2]=14, Row5[4]=3, Row4[1]=11, Row3[3]=14, Row5[1]=8, Row4[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [32,28]
  • [18,14,14]
  • [11,7,7,7]
  • [8,3,4,3,4]
Base
  • 8
  • 3
  • 4
  • 3
  • 4
TopValue
60
HiddenCells
  • {"r":2,"c":0,"v":18}
  • {"r":1,"c":1,"v":28}
  • {"r":2,"c":1,"v":14}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":0,"v":11}
  • {"r":2,"c":2,"v":14}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":1,"v":7}