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): [74] → [36, _] → [20, _, _] → [12, _, _, 14] → [7, _, _, _, 9]

Show answer

Answer: Row4[3]=8, Row4[2]=8, Row2[2]=38, Row3[2]=16, Row3[3]=22, Row5[4]=5, Row5[2]=5, Row5[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [36,38]
  • [20,16,22]
  • [12,8,8,14]
  • [7,5,3,5,9]
Base
  • 7
  • 5
  • 3
  • 5
  • 9
TopValue
74
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":1,"v":38}
  • {"r":2,"c":1,"v":16}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [131] → [64, _] → [_, _, _] → [_, 16, 16, 19] → [7, 9, _, _, _]

Show answer

Answer: Row5[4]=9, Row4[1]=16, Row3[1]=32, Row5[3]=7, Row5[5]=10, Row3[2]=32, Row3[3]=35, Row2[2]=67

SubType
number-pyramid
Difficulty
hard
Levels
  • [131]
  • [64,67]
  • [32,32,35]
  • [16,16,16,19]
  • [7,9,7,9,10]
Base
  • 7
  • 9
  • 7
  • 9
  • 10
TopValue
131
HiddenCells
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":0,"v":16}
  • {"r":2,"c":0,"v":32}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":1,"v":32}
  • {"r":2,"c":2,"v":35}
  • {"r":1,"c":1,"v":67}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 18, _] → [8, 8, _, 10] → [7, 1, _, 3, _]

Show answer

Answer: Row1[1]=72, Row5[5]=7, Row2[1]=34, Row5[3]=7, Row3[1]=16, Row3[3]=20, Row4[3]=10, Row2[2]=38

SubType
number-pyramid
Difficulty
hard
Levels
  • [72]
  • [34,38]
  • [16,18,20]
  • [8,8,10,10]
  • [7,1,7,3,7]
Base
  • 7
  • 1
  • 7
  • 3
  • 7
TopValue
72
HiddenCells
  • {"r":0,"c":0,"v":72}
  • {"r":4,"c":4,"v":7}
  • {"r":1,"c":0,"v":34}
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":2,"v":20}
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":1,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [117] → [_, _] → [_, 31, _] → [_, _, 14, 10] → [6, 8, _, _, 5]

Show answer

Answer: Row4[1]=14, Row5[3]=9, Row4[2]=17, Row3[1]=31, Row5[4]=5, Row2[1]=62, Row3[3]=24, Row2[2]=55

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [62,55]
  • [31,31,24]
  • [14,17,14,10]
  • [6,8,9,5,5]
Base
  • 6
  • 8
  • 9
  • 5
  • 5
TopValue
117
HiddenCells
  • {"r":3,"c":0,"v":14}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":1,"v":17}
  • {"r":2,"c":0,"v":31}
  • {"r":4,"c":3,"v":5}
  • {"r":1,"c":0,"v":62}
  • {"r":2,"c":2,"v":24}
  • {"r":1,"c":1,"v":55}