hard Set 27 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [_, 24] → [10, 14, _] → [_, _, 7, 3] → [_, 1, _, _, _]

Show answer

Answer: Row5[1]=2, Row5[5]=2, Row4[1]=3, Row2[1]=24, Row4[2]=7, Row5[4]=1, Row3[3]=10, Row5[3]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [48]
  • [24,24]
  • [10,14,10]
  • [3,7,7,3]
  • [2,1,6,1,2]
Base
  • 2
  • 1
  • 6
  • 1
  • 2
TopValue
48
HiddenCells
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":4,"v":2}
  • {"r":3,"c":0,"v":3}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":2,"v":10}
  • {"r":4,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [66, _] → [_, _, 18] → [_, 18, 12, 6] → [_, _, _, 4, 2]

Show answer

Answer: Row5[1]=8, Row3[1]=36, Row2[2]=48, Row3[2]=30, Row5[2]=10, Row1[1]=114, Row5[3]=8, Row4[1]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [114]
  • [66,48]
  • [36,30,18]
  • [18,18,12,6]
  • [8,10,8,4,2]
Base
  • 8
  • 10
  • 8
  • 4
  • 2
TopValue
114
HiddenCells
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":0,"v":36}
  • {"r":1,"c":1,"v":48}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":1,"v":10}
  • {"r":0,"c":0,"v":114}
  • {"r":4,"c":2,"v":8}
  • {"r":3,"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): [_] → [_, _] → [19, 18, 27] → [_, 6, _, 15] → [_, _, 3, _, 6]

Show answer

Answer: Row4[3]=12, Row1[1]=82, Row5[1]=10, Row2[1]=37, Row5[4]=9, Row5[2]=3, Row4[1]=13, Row2[2]=45

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [37,45]
  • [19,18,27]
  • [13,6,12,15]
  • [10,3,3,9,6]
Base
  • 10
  • 3
  • 3
  • 9
  • 6
TopValue
82
HiddenCells
  • {"r":3,"c":2,"v":12}
  • {"r":0,"c":0,"v":82}
  • {"r":4,"c":0,"v":10}
  • {"r":1,"c":0,"v":37}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":0,"v":13}
  • {"r":1,"c":1,"v":45}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [80] → [38, 42] → [_, _, 19] → [_, 11, _, _] → [_, _, 10, 2, _]

Show answer

Answer: Row5[1]=3, Row3[2]=23, Row4[3]=12, Row4[1]=4, Row5[2]=1, Row3[1]=15, Row4[4]=7, Row5[5]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [80]
  • [38,42]
  • [15,23,19]
  • [4,11,12,7]
  • [3,1,10,2,5]
Base
  • 3
  • 1
  • 10
  • 2
  • 5
TopValue
80
HiddenCells
  • {"r":4,"c":0,"v":3}
  • {"r":2,"c":1,"v":23}
  • {"r":3,"c":2,"v":12}
  • {"r":3,"c":0,"v":4}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":4,"v":5}