hard Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [43, _] → [_, 29, _] → [_, 11, 18, 15] → [_, 1, _, 8, _]

Show answer

Answer: Row5[5]=7, Row4[1]=3, Row3[3]=33, Row5[1]=2, Row5[3]=10, Row1[1]=105, Row3[1]=14, Row2[2]=62

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [43,62]
  • [14,29,33]
  • [3,11,18,15]
  • [2,1,10,8,7]
Base
  • 2
  • 1
  • 10
  • 8
  • 7
TopValue
105
HiddenCells
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":2,"v":33}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":2,"v":10}
  • {"r":0,"c":0,"v":105}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":1,"v":62}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [77] → [_, _] → [20, _, 23] → [12, 8, _, _] → [5, _, 1, _, _]

Show answer

Answer: Row5[4]=8, Row5[2]=7, Row4[3]=9, Row3[2]=17, Row4[4]=14, Row2[1]=37, Row2[2]=40, Row5[5]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [37,40]
  • [20,17,23]
  • [12,8,9,14]
  • [5,7,1,8,6]
Base
  • 5
  • 7
  • 1
  • 8
  • 6
TopValue
77
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":1,"v":17}
  • {"r":3,"c":3,"v":14}
  • {"r":1,"c":0,"v":37}
  • {"r":1,"c":1,"v":40}
  • {"r":4,"c":4,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [23, _, 28] → [12, _, 12, _] → [4, 8, _, 9, _]

Show answer

Answer: Row4[4]=16, Row4[2]=11, Row2[2]=51, Row5[3]=3, Row3[2]=23, Row2[1]=46, Row1[1]=97, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [46,51]
  • [23,23,28]
  • [12,11,12,16]
  • [4,8,3,9,7]
Base
  • 4
  • 8
  • 3
  • 9
  • 7
TopValue
97
HiddenCells
  • {"r":3,"c":3,"v":16}
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":1,"v":51}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":1,"v":23}
  • {"r":1,"c":0,"v":46}
  • {"r":0,"c":0,"v":97}
  • {"r":4,"c":4,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [91] → [36, _] → [14, _, _] → [_, 8, _, _] → [3, _, 5, _, 10]

Show answer

Answer: Row5[4]=9, Row4[4]=19, Row4[3]=14, Row4[1]=6, Row2[2]=55, Row3[2]=22, Row5[2]=3, Row3[3]=33

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [36,55]
  • [14,22,33]
  • [6,8,14,19]
  • [3,3,5,9,10]
Base
  • 3
  • 3
  • 5
  • 9
  • 10
TopValue
91
HiddenCells
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":3,"v":19}
  • {"r":3,"c":2,"v":14}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":1,"v":55}
  • {"r":2,"c":1,"v":22}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":2,"v":33}