hard Set 73 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [90] → [_, _] → [28, _, _] → [14, _, _, _] → [6, _, 6, 2, 8]

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Answer: Row4[2]=14, Row3[2]=22, Row3[3]=18, Row5[2]=8, Row2[1]=50, Row4[3]=8, Row2[2]=40, Row4[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [50,40]
  • [28,22,18]
  • [14,14,8,10]
  • [6,8,6,2,8]
Base
  • 6
  • 8
  • 6
  • 2
  • 8
TopValue
90
HiddenCells
  • {"r":3,"c":1,"v":14}
  • {"r":2,"c":1,"v":22}
  • {"r":2,"c":2,"v":18}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":0,"v":50}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":40}
  • {"r":3,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [69] → [_, 29] → [_, _, _] → [_, 11, 4, 10] → [6, _, _, _, 9]

Show answer

Answer: Row3[1]=25, Row5[4]=1, Row5[3]=3, Row2[1]=40, Row3[2]=15, Row5[2]=8, Row3[3]=14, Row4[1]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [40,29]
  • [25,15,14]
  • [14,11,4,10]
  • [6,8,3,1,9]
Base
  • 6
  • 8
  • 3
  • 1
  • 9
TopValue
69
HiddenCells
  • {"r":2,"c":0,"v":25}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":2,"v":3}
  • {"r":1,"c":0,"v":40}
  • {"r":2,"c":1,"v":15}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":2,"v":14}
  • {"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): [70] → [39, _] → [25, _, _] → [_, _, _, 11] → [10, _, _, 5, 6]

Show answer

Answer: Row3[3]=17, Row4[2]=8, Row2[2]=31, Row5[3]=1, Row3[2]=14, Row4[1]=17, Row4[3]=6, Row5[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [39,31]
  • [25,14,17]
  • [17,8,6,11]
  • [10,7,1,5,6]
Base
  • 10
  • 7
  • 1
  • 5
  • 6
TopValue
70
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":1,"v":31}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":0,"v":17}
  • {"r":3,"c":2,"v":6}
  • {"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): [73] → [_, 38] → [_, 19, 19] → [6, 10, _, _] → [_, _, 6, _, _]

Show answer

Answer: Row5[4]=3, Row3[1]=16, Row5[5]=7, Row4[4]=10, Row4[3]=9, Row2[1]=35, Row5[1]=2, Row5[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [35,38]
  • [16,19,19]
  • [6,10,9,10]
  • [2,4,6,3,7]
Base
  • 2
  • 4
  • 6
  • 3
  • 7
TopValue
73
HiddenCells
  • {"r":4,"c":3,"v":3}
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":0,"v":35}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":1,"v":4}