hard Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [82] → [43, 39] → [26, _, _] → [16, 10, _, 15] → [_, _, _, _, _]

Show answer

Answer: Row5[4]=6, Row5[2]=9, Row4[3]=7, Row3[2]=17, Row5[5]=9, Row5[3]=1, Row3[3]=22, Row5[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [43,39]
  • [26,17,22]
  • [16,10,7,15]
  • [7,9,1,6,9]
Base
  • 7
  • 9
  • 1
  • 6
  • 9
TopValue
82
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [37, 46] → [16, _, _] → [_, _, _, _] → [_, 1, 7, _, 6]

Show answer

Answer: Row4[3]=13, Row4[2]=8, Row4[4]=12, Row4[1]=8, Row5[1]=7, Row3[3]=25, Row5[4]=6, Row3[2]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [37,46]
  • [16,21,25]
  • [8,8,13,12]
  • [7,1,7,6,6]
Base
  • 7
  • 1
  • 7
  • 6
  • 6
TopValue
83
HiddenCells
  • {"r":3,"c":2,"v":13}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":0,"v":7}
  • {"r":2,"c":2,"v":25}
  • {"r":4,"c":3,"v":6}
  • {"r":2,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [36, 54] → [_, _, _] → [10, 6, _, _] → [_, 2, _, 10, 10]

Show answer

Answer: Row5[3]=4, Row3[1]=16, Row5[1]=8, Row1[1]=90, Row3[3]=34, Row3[2]=20, Row4[4]=20, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [36,54]
  • [16,20,34]
  • [10,6,14,20]
  • [8,2,4,10,10]
Base
  • 8
  • 2
  • 4
  • 10
  • 10
TopValue
90
HiddenCells
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":0,"v":8}
  • {"r":0,"c":0,"v":90}
  • {"r":2,"c":2,"v":34}
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":3,"v":20}
  • {"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): [_] → [27, _] → [_, 12, _] → [_, 7, 5, _] → [3, 5, 2, _, _]

Show answer

Answer: Row4[4]=12, Row3[1]=15, Row1[1]=56, Row5[4]=3, Row2[2]=29, Row4[1]=8, Row5[5]=9, Row3[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [27,29]
  • [15,12,17]
  • [8,7,5,12]
  • [3,5,2,3,9]
Base
  • 3
  • 5
  • 2
  • 3
  • 9
TopValue
56
HiddenCells
  • {"r":3,"c":3,"v":12}
  • {"r":2,"c":0,"v":15}
  • {"r":0,"c":0,"v":56}
  • {"r":4,"c":3,"v":3}
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":4,"v":9}
  • {"r":2,"c":2,"v":17}