hard Set 14 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [42, 41] → [_, 18, 23] → [_, _, _, _] → [5, _, 1, _, _]

Show answer

Answer: Row3[1]=24, Row4[1]=14, Row4[4]=15, Row5[4]=7, Row5[2]=9, Row4[3]=8, Row4[2]=10, Row5[5]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [42,41]
  • [24,18,23]
  • [14,10,8,15]
  • [5,9,1,7,8]
Base
  • 5
  • 9
  • 1
  • 7
  • 8
TopValue
83
HiddenCells
  • {"r":2,"c":0,"v":24}
  • {"r":3,"c":0,"v":14}
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":3,"v":7}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":4,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [80] → [44, 36] → [_, _, _] → [_, 11, _, 7] → [_, _, 8, _, 6]

Show answer

Answer: Row5[1]=10, Row5[2]=3, Row4[3]=9, Row3[2]=20, Row5[4]=1, Row3[3]=16, Row4[1]=13, Row3[1]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [80]
  • [44,36]
  • [24,20,16]
  • [13,11,9,7]
  • [10,3,8,1,6]
Base
  • 10
  • 3
  • 8
  • 1
  • 6
TopValue
80
HiddenCells
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":1,"v":20}
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, 18] → [12, _, 10] → [_, 5, _, _] → [3, 4, _, _, _]

Show answer

Answer: Row4[4]=7, Row5[4]=2, Row5[5]=5, Row4[1]=7, Row5[3]=1, Row4[3]=3, Row1[1]=38, Row3[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [38]
  • [20,18]
  • [12,8,10]
  • [7,5,3,7]
  • [3,4,1,2,5]
Base
  • 3
  • 4
  • 1
  • 2
  • 5
TopValue
38
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":4,"v":5}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":2,"v":3}
  • {"r":0,"c":0,"v":38}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [_, _] → [13, _, _] → [_, _, 7, 13] → [_, 1, 1, _, 7]

Show answer

Answer: Row4[2]=2, Row2[1]=22, Row5[4]=6, Row5[1]=10, Row3[3]=20, Row2[2]=29, Row3[2]=9, Row4[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [51]
  • [22,29]
  • [13,9,20]
  • [11,2,7,13]
  • [10,1,1,6,7]
Base
  • 10
  • 1
  • 1
  • 6
  • 7
TopValue
51
HiddenCells
  • {"r":3,"c":1,"v":2}
  • {"r":1,"c":0,"v":22}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":0,"v":10}
  • {"r":2,"c":2,"v":20}
  • {"r":1,"c":1,"v":29}
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":0,"v":11}