hard Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [85] → [36, _] → [12, 24, _] → [3, 9, _, _] → [_, _, 7, _, _]

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Answer: Row4[4]=10, Row5[2]=2, Row4[3]=15, Row5[1]=1, Row3[3]=25, Row5[4]=8, Row5[5]=2, Row2[2]=49

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [36,49]
  • [12,24,25]
  • [3,9,15,10]
  • [1,2,7,8,2]
Base
  • 1
  • 2
  • 7
  • 8
  • 2
TopValue
85
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":4,"c":1,"v":2}
  • {"r":3,"c":2,"v":15}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":2,"v":25}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":4,"v":2}
  • {"r":1,"c":1,"v":49}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 71] → [33, _, _] → [_, 18, 18, _] → [7, 8, _, _, 9]

Show answer

Answer: Row4[1]=15, Row3[2]=36, Row5[3]=10, Row4[4]=17, Row3[3]=35, Row1[1]=140, Row5[4]=8, Row2[1]=69

SubType
number-pyramid
Difficulty
hard
Levels
  • [140]
  • [69,71]
  • [33,36,35]
  • [15,18,18,17]
  • [7,8,10,8,9]
Base
  • 7
  • 8
  • 10
  • 8
  • 9
TopValue
140
HiddenCells
  • {"r":3,"c":0,"v":15}
  • {"r":2,"c":1,"v":36}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":3,"v":17}
  • {"r":2,"c":2,"v":35}
  • {"r":0,"c":0,"v":140}
  • {"r":4,"c":3,"v":8}
  • {"r":1,"c":0,"v":69}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [_, _] → [21, 15, 14] → [_, _, 7, _] → [_, _, 4, 3, _]

Show answer

Answer: Row5[1]=9, Row4[4]=7, Row5[5]=4, Row4[1]=13, Row5[2]=4, Row4[2]=8, Row2[2]=29, Row2[1]=36

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [36,29]
  • [21,15,14]
  • [13,8,7,7]
  • [9,4,4,3,4]
Base
  • 9
  • 4
  • 4
  • 3
  • 4
TopValue
65
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":1,"v":29}
  • {"r":1,"c":0,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [12, 10, _] → [_, 5, 5, 4] → [_, _, _, 2, _]

Show answer

Answer: Row5[1]=5, Row5[3]=3, Row5[5]=2, Row5[2]=2, Row1[1]=41, Row4[1]=7, Row3[3]=9, Row2[1]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [41]
  • [22,19]
  • [12,10,9]
  • [7,5,5,4]
  • [5,2,3,2,2]
Base
  • 5
  • 2
  • 3
  • 2
  • 2
TopValue
41
HiddenCells
  • {"r":4,"c":0,"v":5}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":1,"v":2}
  • {"r":0,"c":0,"v":41}
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":22}