hard Set 32 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 32] → [_, _, 15] → [16, _, 6, _] → [_, 9, 2, 4, _]

Show answer

Answer: Row2[1]=44, Row3[2]=17, Row4[2]=11, Row4[4]=9, Row5[5]=5, Row3[1]=27, Row5[1]=7, Row1[1]=76

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [44,32]
  • [27,17,15]
  • [16,11,6,9]
  • [7,9,2,4,5]
Base
  • 7
  • 9
  • 2
  • 4
  • 5
TopValue
76
HiddenCells
  • {"r":1,"c":0,"v":44}
  • {"r":2,"c":1,"v":17}
  • {"r":3,"c":1,"v":11}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":0,"v":27}
  • {"r":4,"c":0,"v":7}
  • {"r":0,"c":0,"v":76}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 56] → [_, _, _] → [_, _, 17, _] → [5, 1, 9, 8, 4]

Show answer

Answer: Row1[1]=99, Row3[2]=27, Row4[2]=10, Row4[4]=12, Row2[1]=43, Row4[1]=6, Row3[1]=16, Row3[3]=29

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [43,56]
  • [16,27,29]
  • [6,10,17,12]
  • [5,1,9,8,4]
Base
  • 5
  • 1
  • 9
  • 8
  • 4
TopValue
99
HiddenCells
  • {"r":0,"c":0,"v":99}
  • {"r":2,"c":1,"v":27}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":3,"v":12}
  • {"r":1,"c":0,"v":43}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":2,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [48, _] → [25, 23, _] → [12, _, _, 9] → [_, _, 6, 4, _]

Show answer

Answer: Row4[2]=13, Row2[2]=42, Row1[1]=90, Row4[3]=10, Row5[1]=5, Row3[3]=19, Row5[5]=5, Row5[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [48,42]
  • [25,23,19]
  • [12,13,10,9]
  • [5,7,6,4,5]
Base
  • 5
  • 7
  • 6
  • 4
  • 5
TopValue
90
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":1,"c":1,"v":42}
  • {"r":0,"c":0,"v":90}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":0,"v":5}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 53] → [31, _, _] → [_, _, _, 9] → [8, 7, 9, _, 4]

Show answer

Answer: Row1[1]=114, Row4[2]=16, Row4[3]=14, Row3[2]=30, Row3[3]=23, Row5[4]=5, Row2[1]=61, Row4[1]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [114]
  • [61,53]
  • [31,30,23]
  • [15,16,14,9]
  • [8,7,9,5,4]
Base
  • 8
  • 7
  • 9
  • 5
  • 4
TopValue
114
HiddenCells
  • {"r":0,"c":0,"v":114}
  • {"r":3,"c":1,"v":16}
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":1,"v":30}
  • {"r":2,"c":2,"v":23}
  • {"r":4,"c":3,"v":5}
  • {"r":1,"c":0,"v":61}
  • {"r":3,"c":0,"v":15}