hard Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 49] → [_, 29, _] → [10, _, 11, 9] → [2, 8, _, _, _]

Show answer

Answer: Row5[3]=10, Row1[1]=106, Row5[5]=8, Row4[2]=18, Row3[3]=20, Row3[1]=28, Row5[4]=1, Row2[1]=57

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [57,49]
  • [28,29,20]
  • [10,18,11,9]
  • [2,8,10,1,8]
Base
  • 2
  • 8
  • 10
  • 1
  • 8
TopValue
106
HiddenCells
  • {"r":4,"c":2,"v":10}
  • {"r":0,"c":0,"v":106}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":1,"v":18}
  • {"r":2,"c":2,"v":20}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":0,"v":57}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [97] → [58, _] → [34, 24, 15] → [_, _, _, _] → [8, 10, _, _, _]

Show answer

Answer: Row5[4]=2, Row5[3]=6, Row4[1]=18, Row4[2]=16, Row4[3]=8, Row5[5]=5, Row2[2]=39, Row4[4]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [58,39]
  • [34,24,15]
  • [18,16,8,7]
  • [8,10,6,2,5]
Base
  • 8
  • 10
  • 6
  • 2
  • 5
TopValue
97
HiddenCells
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":0,"v":18}
  • {"r":3,"c":1,"v":16}
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":1,"v":39}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [26, _] → [_, _, _] → [12, 6, _, 3] → [_, _, 1, 1, _]

Show answer

Answer: Row3[2]=8, Row4[3]=2, Row5[5]=2, Row3[3]=5, Row2[2]=13, Row3[1]=18, Row5[1]=7, Row5[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [39]
  • [26,13]
  • [18,8,5]
  • [12,6,2,3]
  • [7,5,1,1,2]
Base
  • 7
  • 5
  • 1
  • 1
  • 2
TopValue
39
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":3,"c":2,"v":2}
  • {"r":4,"c":4,"v":2}
  • {"r":2,"c":2,"v":5}
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [49, 59] → [_, 27, 32] → [_, _, _, 18] → [_, 7, _, _, 10]

Show answer

Answer: Row5[3]=6, Row5[4]=8, Row4[3]=14, Row4[2]=13, Row5[1]=2, Row1[1]=108, Row3[1]=22, Row4[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [108]
  • [49,59]
  • [22,27,32]
  • [9,13,14,18]
  • [2,7,6,8,10]
Base
  • 2
  • 7
  • 6
  • 8
  • 10
TopValue
108
HiddenCells
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":2,"v":14}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":0,"v":2}
  • {"r":0,"c":0,"v":108}
  • {"r":2,"c":0,"v":22}
  • {"r":3,"c":0,"v":9}