hard Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, 45] → [24, 27, 18] → [_, _, 13, _] → [_, _, _, _, 2]

Show answer

Answer: Row4[4]=5, Row4[2]=14, Row5[1]=6, Row5[3]=10, Row4[1]=10, Row5[4]=3, Row5[2]=4, Row1[1]=96

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [51,45]
  • [24,27,18]
  • [10,14,13,5]
  • [6,4,10,3,2]
Base
  • 6
  • 4
  • 10
  • 3
  • 2
TopValue
96
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":1,"v":4}
  • {"r":0,"c":0,"v":96}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [50, _] → [_, _, 19] → [16, 12, _, _] → [_, 6, _, 4, 5]

Show answer

Answer: Row4[4]=9, Row5[3]=6, Row5[1]=10, Row3[2]=22, Row1[1]=91, Row3[1]=28, Row4[3]=10, Row2[2]=41

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [50,41]
  • [28,22,19]
  • [16,12,10,9]
  • [10,6,6,4,5]
Base
  • 10
  • 6
  • 6
  • 4
  • 5
TopValue
91
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":0,"v":10}
  • {"r":2,"c":1,"v":22}
  • {"r":0,"c":0,"v":91}
  • {"r":2,"c":0,"v":28}
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":1,"v":41}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [67] → [41, 26] → [_, _, 9] → [12, _, _, _] → [3, _, 3, _, _]

Show answer

Answer: Row5[2]=9, Row5[4]=2, Row4[3]=5, Row4[4]=4, Row4[2]=12, Row3[2]=17, Row3[1]=24, Row5[5]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [67]
  • [41,26]
  • [24,17,9]
  • [12,12,5,4]
  • [3,9,3,2,2]
Base
  • 3
  • 9
  • 3
  • 2
  • 2
TopValue
67
HiddenCells
  • {"r":4,"c":1,"v":9}
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":1,"v":12}
  • {"r":2,"c":1,"v":17}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":4,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [67, 75] → [_, _, 38] → [13, 17, _, 18] → [_, 7, _, _, _]

Show answer

Answer: Row5[4]=10, Row5[1]=6, Row3[2]=37, Row1[1]=142, Row4[3]=20, Row3[1]=30, Row5[5]=8, Row5[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [142]
  • [67,75]
  • [30,37,38]
  • [13,17,20,18]
  • [6,7,10,10,8]
Base
  • 6
  • 7
  • 10
  • 10
  • 8
TopValue
142
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":1,"v":37}
  • {"r":0,"c":0,"v":142}
  • {"r":3,"c":2,"v":20}
  • {"r":2,"c":0,"v":30}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":2,"v":10}