medium Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [_, 29] → [_, _, 13] → [8, 10, _, 7]

Show answer

Answer: Row3[1]=18, Row4[3]=6, Row3[2]=16, Row2[1]=34

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [34,29]
  • [18,16,13]
  • [8,10,6,7]
Base
  • 8
  • 10
  • 6
  • 7
TopValue
63
HiddenCells
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":16}
  • {"r":1,"c":0,"v":34}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, _] → [6, 3, _] → [4, 2, _, 3]

Show answer

Answer: Row1[1]=16, Row3[3]=4, Row2[2]=7, Row4[3]=1

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, _] → [4, _, _] → [3, 1, 4, 6]

Show answer

Answer: Row3[2]=5, Row2[2]=15, Row3[3]=10, Row1[1]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [9,15]
  • [4,5,10]
  • [3,1,4,6]
Base
  • 3
  • 1
  • 4
  • 6
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, _] → [_, 12, 11] → [_, 8, 4, 7]

Show answer

Answer: Row3[1]=17, Row2[1]=29, Row2[2]=23, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [29,23]
  • [17,12,11]
  • [9,8,4,7]
Base
  • 9
  • 8
  • 4
  • 7
TopValue
52
HiddenCells
  • {"r":2,"c":0,"v":17}
  • {"r":1,"c":0,"v":29}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":0,"v":9}