hard Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [136] → [64, _] → [_, 35, 37] → [13, _, _, _] → [_, 6, _, _, 9]

Show answer

Answer: Row4[4]=18, Row2[2]=72, Row5[1]=7, Row4[3]=19, Row5[3]=10, Row5[4]=9, Row3[1]=29, Row4[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [136]
  • [64,72]
  • [29,35,37]
  • [13,16,19,18]
  • [7,6,10,9,9]
Base
  • 7
  • 6
  • 10
  • 9
  • 9
TopValue
136
HiddenCells
  • {"r":3,"c":3,"v":18}
  • {"r":1,"c":1,"v":72}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":2,"v":19}
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":3,"v":9}
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 48] → [_, _, 27] → [14, 9, 12, _] → [_, _, 3, 9, _]

Show answer

Answer: Row5[1]=8, Row3[1]=23, Row4[4]=15, Row2[1]=44, Row5[2]=6, Row3[2]=21, Row1[1]=92, Row5[5]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [44,48]
  • [23,21,27]
  • [14,9,12,15]
  • [8,6,3,9,6]
Base
  • 8
  • 6
  • 3
  • 9
  • 6
TopValue
92
HiddenCells
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":0,"v":23}
  • {"r":3,"c":3,"v":15}
  • {"r":1,"c":0,"v":44}
  • {"r":4,"c":1,"v":6}
  • {"r":2,"c":1,"v":21}
  • {"r":0,"c":0,"v":92}
  • {"r":4,"c":4,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 59] → [34, _, 29] → [18, 16, _, _] → [_, 10, _, _, 7]

Show answer

Answer: Row2[1]=64, Row5[1]=8, Row1[1]=123, Row4[3]=14, Row3[2]=30, Row5[4]=8, Row5[3]=6, Row4[4]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [123]
  • [64,59]
  • [34,30,29]
  • [18,16,14,15]
  • [8,10,6,8,7]
Base
  • 8
  • 10
  • 6
  • 8
  • 7
TopValue
123
HiddenCells
  • {"r":1,"c":0,"v":64}
  • {"r":4,"c":0,"v":8}
  • {"r":0,"c":0,"v":123}
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":3,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [121] → [56, _] → [_, 31, _] → [_, _, _, 16] → [9, _, 10, _, 8]

Show answer

Answer: Row3[3]=34, Row3[1]=25, Row5[2]=3, Row4[2]=13, Row2[2]=65, Row4[3]=18, Row5[4]=8, Row4[1]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [56,65]
  • [25,31,34]
  • [12,13,18,16]
  • [9,3,10,8,8]
Base
  • 9
  • 3
  • 10
  • 8
  • 8
TopValue
121
HiddenCells
  • {"r":2,"c":2,"v":34}
  • {"r":2,"c":0,"v":25}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":1,"v":13}
  • {"r":1,"c":1,"v":65}
  • {"r":3,"c":2,"v":18}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":0,"v":12}