hard Set 44 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [88] → [_, 41] → [24, _, 18] → [_, _, _, 9] → [_, _, 7, 2, _]

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Answer: Row4[1]=10, Row5[1]=3, Row2[1]=47, Row3[2]=23, Row5[2]=7, Row4[2]=14, Row4[3]=9, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [47,41]
  • [24,23,18]
  • [10,14,9,9]
  • [3,7,7,2,7]
Base
  • 3
  • 7
  • 7
  • 2
  • 7
TopValue
88
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":0,"v":3}
  • {"r":1,"c":0,"v":47}
  • {"r":2,"c":1,"v":23}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":1,"v":14}
  • {"r":3,"c":2,"v":9}
  • {"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): [_] → [_, _] → [14, 13, 7] → [6, 8, _, _] → [2, _, _, 1, _]

Show answer

Answer: Row4[3]=5, Row4[4]=2, Row5[3]=4, Row2[1]=27, Row1[1]=47, Row2[2]=20, Row5[5]=1, Row5[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [47]
  • [27,20]
  • [14,13,7]
  • [6,8,5,2]
  • [2,4,4,1,1]
Base
  • 2
  • 4
  • 4
  • 1
  • 1
TopValue
47
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":3,"v":2}
  • {"r":4,"c":2,"v":4}
  • {"r":1,"c":0,"v":27}
  • {"r":0,"c":0,"v":47}
  • {"r":1,"c":1,"v":20}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [35, _] → [20, 15, _] → [_, _, _, 9] → [9, 5, _, _, 1]

Show answer

Answer: Row1[1]=68, Row3[3]=18, Row4[3]=9, Row2[2]=33, Row4[2]=6, Row5[3]=1, Row5[4]=8, Row4[1]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [68]
  • [35,33]
  • [20,15,18]
  • [14,6,9,9]
  • [9,5,1,8,1]
Base
  • 9
  • 5
  • 1
  • 8
  • 1
TopValue
68
HiddenCells
  • {"r":0,"c":0,"v":68}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":1,"v":6}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [110] → [_, _] → [27, _, 23] → [_, _, 14, 9] → [4, _, _, 5, _]

Show answer

Answer: Row5[2]=7, Row3[2]=30, Row5[5]=4, Row2[2]=53, Row4[2]=16, Row2[1]=57, Row5[3]=9, Row4[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [57,53]
  • [27,30,23]
  • [11,16,14,9]
  • [4,7,9,5,4]
Base
  • 4
  • 7
  • 9
  • 5
  • 4
TopValue
110
HiddenCells
  • {"r":4,"c":1,"v":7}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":4,"v":4}
  • {"r":1,"c":1,"v":53}
  • {"r":3,"c":1,"v":16}
  • {"r":1,"c":0,"v":57}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":0,"v":11}