hard Set 43 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 45] → [20, _, 22] → [9, _, _, _] → [5, 4, 7, _, _]

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Answer: Row4[3]=12, Row5[4]=5, Row4[4]=10, Row2[1]=43, Row1[1]=88, Row5[5]=5, Row3[2]=23, Row4[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [43,45]
  • [20,23,22]
  • [9,11,12,10]
  • [5,4,7,5,5]
Base
  • 5
  • 4
  • 7
  • 5
  • 5
TopValue
88
HiddenCells
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":3,"v":5}
  • {"r":3,"c":3,"v":10}
  • {"r":1,"c":0,"v":43}
  • {"r":0,"c":0,"v":88}
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":1,"v":23}
  • {"r":3,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [31, _] → [_, _, 19] → [9, _, 8, _] → [_, 2, 5, _, _]

Show answer

Answer: Row5[1]=7, Row2[2]=34, Row5[4]=3, Row5[5]=8, Row3[2]=15, Row4[4]=11, Row3[1]=16, Row4[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [31,34]
  • [16,15,19]
  • [9,7,8,11]
  • [7,2,5,3,8]
Base
  • 7
  • 2
  • 5
  • 3
  • 8
TopValue
65
HiddenCells
  • {"r":4,"c":0,"v":7}
  • {"r":1,"c":1,"v":34}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":11}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [65, 68] → [32, 33, 35] → [17, _, _, _] → [_, _, _, _, 7]

Show answer

Answer: Row5[4]=10, Row4[2]=15, Row5[1]=10, Row1[1]=133, Row4[3]=18, Row4[4]=17, Row5[3]=8, Row5[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [133]
  • [65,68]
  • [32,33,35]
  • [17,15,18,17]
  • [10,7,8,10,7]
Base
  • 10
  • 7
  • 8
  • 10
  • 7
TopValue
133
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":0,"v":10}
  • {"r":0,"c":0,"v":133}
  • {"r":3,"c":2,"v":18}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [39, _] → [14, _, 34] → [_, _, _, _] → [2, 3, 6, 10, _]

Show answer

Answer: Row2[2]=59, Row4[3]=16, Row4[1]=5, Row4[2]=9, Row5[5]=8, Row1[1]=98, Row3[2]=25, Row4[4]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [98]
  • [39,59]
  • [14,25,34]
  • [5,9,16,18]
  • [2,3,6,10,8]
Base
  • 2
  • 3
  • 6
  • 10
  • 8
TopValue
98
HiddenCells
  • {"r":1,"c":1,"v":59}
  • {"r":3,"c":2,"v":16}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":1,"v":9}
  • {"r":4,"c":4,"v":8}
  • {"r":0,"c":0,"v":98}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":3,"v":18}