hard Set 69 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [78] → [_, 36] → [23, 19, _] → [_, 11, _, 9] → [_, _, _, _, 4]

Show answer

Answer: Row2[1]=42, Row4[1]=12, Row5[3]=3, Row4[3]=8, Row3[3]=17, Row5[2]=8, Row5[1]=4, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [42,36]
  • [23,19,17]
  • [12,11,8,9]
  • [4,8,3,5,4]
Base
  • 4
  • 8
  • 3
  • 5
  • 4
TopValue
78
HiddenCells
  • {"r":1,"c":0,"v":42}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":2,"v":17}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [35, 18] → [_, 11, _] → [15, 9, 2, 5] → [_, _, _, _, _]

Show answer

Answer: Row5[2]=8, Row5[3]=1, Row3[1]=24, Row5[4]=1, Row5[1]=7, Row5[5]=4, Row1[1]=53, Row3[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [53]
  • [35,18]
  • [24,11,7]
  • [15,9,2,5]
  • [7,8,1,1,4]
Base
  • 7
  • 8
  • 1
  • 1
  • 4
TopValue
53
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":4,"v":4}
  • {"r":0,"c":0,"v":53}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [40, _] → [23, _, _] → [11, 12, _, _] → [_, 9, _, 2, 2]

Show answer

Answer: Row2[2]=26, Row3[2]=17, Row5[1]=2, Row4[4]=4, Row5[3]=3, Row3[3]=9, Row4[3]=5, Row1[1]=66

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [40,26]
  • [23,17,9]
  • [11,12,5,4]
  • [2,9,3,2,2]
Base
  • 2
  • 9
  • 3
  • 2
  • 2
TopValue
66
HiddenCells
  • {"r":1,"c":1,"v":26}
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":3,"v":4}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":2,"v":5}
  • {"r":0,"c":0,"v":66}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [37, _] → [21, _, 15] → [_, 9, 7, 8] → [_, _, _, 4, _]

Show answer

Answer: Row1[1]=68, Row3[2]=16, Row5[1]=6, Row4[1]=12, Row5[3]=3, Row5[2]=6, Row2[2]=31, Row5[5]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [68]
  • [37,31]
  • [21,16,15]
  • [12,9,7,8]
  • [6,6,3,4,4]
Base
  • 6
  • 6
  • 3
  • 4
  • 4
TopValue
68
HiddenCells
  • {"r":0,"c":0,"v":68}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":1,"v":6}
  • {"r":1,"c":1,"v":31}
  • {"r":4,"c":4,"v":4}