hard Set 94 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 51] → [20, 22, _] → [12, 8, _, 15] → [8, _, _, _, _]

Show answer

Answer: Row5[2]=4, Row1[1]=93, Row2[1]=42, Row3[3]=29, Row5[3]=4, Row5[4]=10, Row5[5]=5, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [42,51]
  • [20,22,29]
  • [12,8,14,15]
  • [8,4,4,10,5]
Base
  • 8
  • 4
  • 4
  • 10
  • 5
TopValue
93
HiddenCells
  • {"r":4,"c":1,"v":4}
  • {"r":0,"c":0,"v":93}
  • {"r":1,"c":0,"v":42}
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":4,"v":5}
  • {"r":3,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [17, 21, 31] → [_, _, 14, _] → [8, _, 5, _, 8]

Show answer

Answer: Row5[2]=2, Row2[2]=52, Row5[4]=9, Row4[4]=17, Row4[1]=10, Row1[1]=90, Row4[2]=7, Row2[1]=38

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [38,52]
  • [17,21,31]
  • [10,7,14,17]
  • [8,2,5,9,8]
Base
  • 8
  • 2
  • 5
  • 9
  • 8
TopValue
90
HiddenCells
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":1,"v":52}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":3,"v":17}
  • {"r":3,"c":0,"v":10}
  • {"r":0,"c":0,"v":90}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":0,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, _] → [_, _, 14] → [_, 10, _, _] → [8, _, 7, 3, 1]

Show answer

Answer: Row2[2]=34, Row4[3]=10, Row5[2]=3, Row1[1]=75, Row4[4]=4, Row4[1]=11, Row3[1]=21, Row3[2]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [41,34]
  • [21,20,14]
  • [11,10,10,4]
  • [8,3,7,3,1]
Base
  • 8
  • 3
  • 7
  • 3
  • 1
TopValue
75
HiddenCells
  • {"r":1,"c":1,"v":34}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":1,"v":3}
  • {"r":0,"c":0,"v":75}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":0,"v":11}
  • {"r":2,"c":0,"v":21}
  • {"r":2,"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): [117] → [_, 58] → [_, 29, _] → [15, _, _, 15] → [_, 6, 9, _, _]

Show answer

Answer: Row3[1]=30, Row5[1]=9, Row5[5]=10, Row3[3]=29, Row4[3]=14, Row2[1]=59, Row5[4]=5, Row4[2]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [59,58]
  • [30,29,29]
  • [15,15,14,15]
  • [9,6,9,5,10]
Base
  • 9
  • 6
  • 9
  • 5
  • 10
TopValue
117
HiddenCells
  • {"r":2,"c":0,"v":30}
  • {"r":4,"c":0,"v":9}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":2,"v":29}
  • {"r":3,"c":2,"v":14}
  • {"r":1,"c":0,"v":59}
  • {"r":4,"c":3,"v":5}
  • {"r":3,"c":1,"v":15}