hard Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [29, 47] → [12, _, _] → [7, _, _, 18] → [_, 1, _, 8, _]

Show answer

Answer: Row5[5]=10, Row4[3]=12, Row3[3]=30, Row5[1]=6, Row4[2]=5, Row1[1]=76, Row3[2]=17, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [29,47]
  • [12,17,30]
  • [7,5,12,18]
  • [6,1,4,8,10]
Base
  • 6
  • 1
  • 4
  • 8
  • 10
TopValue
76
HiddenCells
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":2,"v":30}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":1,"v":5}
  • {"r":0,"c":0,"v":76}
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [46, _] → [28, _, _] → [_, 10, 8, _] → [10, 8, 2, _, _]

Show answer

Answer: Row5[4]=6, Row4[4]=16, Row3[2]=18, Row4[1]=18, Row5[5]=10, Row2[2]=42, Row1[1]=88, Row3[3]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [46,42]
  • [28,18,24]
  • [18,10,8,16]
  • [10,8,2,6,10]
Base
  • 10
  • 8
  • 2
  • 6
  • 10
TopValue
88
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":3,"v":16}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":0,"v":18}
  • {"r":4,"c":4,"v":10}
  • {"r":1,"c":1,"v":42}
  • {"r":0,"c":0,"v":88}
  • {"r":2,"c":2,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, _] → [_, 13, _] → [6, 6, _, _] → [4, 2, 4, _, _]

Show answer

Answer: Row3[3]=13, Row1[1]=51, Row5[4]=3, Row4[4]=6, Row2[2]=26, Row5[5]=3, Row4[3]=7, Row3[1]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [51]
  • [25,26]
  • [12,13,13]
  • [6,6,7,6]
  • [4,2,4,3,3]
Base
  • 4
  • 2
  • 4
  • 3
  • 3
TopValue
51
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":0,"c":0,"v":51}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":3,"v":6}
  • {"r":1,"c":1,"v":26}
  • {"r":4,"c":4,"v":3}
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [122] → [_, 63] → [26, _, 30] → [_, _, 16, 14] → [_, _, _, _, 8]

Show answer

Answer: Row5[1]=2, Row5[4]=6, Row5[3]=10, Row4[2]=17, Row5[2]=7, Row4[1]=9, Row2[1]=59, Row3[2]=33

SubType
number-pyramid
Difficulty
hard
Levels
  • [122]
  • [59,63]
  • [26,33,30]
  • [9,17,16,14]
  • [2,7,10,6,8]
Base
  • 2
  • 7
  • 10
  • 6
  • 8
TopValue
122
HiddenCells
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":1,"v":17}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":0,"v":9}
  • {"r":1,"c":0,"v":59}
  • {"r":2,"c":1,"v":33}