hard Set 79 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [52, 48] → [_, _, _] → [_, 12, 12, _] → [_, 9, _, _, 3]

Show answer

Answer: Row3[2]=24, Row4[1]=16, Row5[4]=9, Row5[3]=3, Row3[3]=24, Row4[4]=12, Row5[1]=7, Row3[1]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [52,48]
  • [28,24,24]
  • [16,12,12,12]
  • [7,9,3,9,3]
Base
  • 7
  • 9
  • 3
  • 9
  • 3
TopValue
100
HiddenCells
  • {"r":2,"c":1,"v":24}
  • {"r":3,"c":0,"v":16}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":2,"v":24}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":0,"v":7}
  • {"r":2,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [29, 28, 26] → [15, 14, _, _] → [_, _, 8, _, 6]

Show answer

Answer: Row5[4]=6, Row2[2]=54, Row2[1]=57, Row1[1]=111, Row5[2]=6, Row4[4]=12, Row4[3]=14, Row5[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [57,54]
  • [29,28,26]
  • [15,14,14,12]
  • [9,6,8,6,6]
Base
  • 9
  • 6
  • 8
  • 6
  • 6
TopValue
111
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":1,"c":1,"v":54}
  • {"r":1,"c":0,"v":57}
  • {"r":0,"c":0,"v":111}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [21, 14, 15] → [12, _, 5, 10] → [_, _, _, 2, _]

Show answer

Answer: Row5[5]=8, Row5[1]=6, Row2[2]=29, Row1[1]=64, Row4[2]=9, Row2[1]=35, Row5[2]=6, Row5[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [35,29]
  • [21,14,15]
  • [12,9,5,10]
  • [6,6,3,2,8]
Base
  • 6
  • 6
  • 3
  • 2
  • 8
TopValue
64
HiddenCells
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":0,"v":6}
  • {"r":1,"c":1,"v":29}
  • {"r":0,"c":0,"v":64}
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":35}
  • {"r":4,"c":1,"v":6}
  • {"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): [_] → [_, 63] → [_, _, _] → [8, 15, _, 16] → [_, 5, 10, _, 10]

Show answer

Answer: Row3[1]=23, Row2[1]=54, Row3[3]=32, Row4[3]=16, Row5[4]=6, Row1[1]=117, Row3[2]=31, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [54,63]
  • [23,31,32]
  • [8,15,16,16]
  • [3,5,10,6,10]
Base
  • 3
  • 5
  • 10
  • 6
  • 10
TopValue
117
HiddenCells
  • {"r":2,"c":0,"v":23}
  • {"r":1,"c":0,"v":54}
  • {"r":2,"c":2,"v":32}
  • {"r":3,"c":2,"v":16}
  • {"r":4,"c":3,"v":6}
  • {"r":0,"c":0,"v":117}
  • {"r":2,"c":1,"v":31}
  • {"r":4,"c":0,"v":3}