medium Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, _] → [_, 5, _] → [3, 1, 4, 2]

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Answer: Row3[1]=4, Row3[3]=6, Row2[2]=11, Row2[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [20]
  • [9,11]
  • [4,5,6]
  • [3,1,4,2]
Base
  • 3
  • 1
  • 4
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":2,"v":6}
  • {"r":1,"c":1,"v":11}
  • {"r":1,"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): [19] → [9, _] → [5, 4, 6] → [4, _, _, _]

Show answer

Answer: Row4[3]=3, Row4[2]=1, Row4[4]=3, Row2[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [19]
  • [9,10]
  • [5,4,6]
  • [4,1,3,3]
Base
  • 4
  • 1
  • 3
  • 3
TopValue
19
HiddenCells
  • {"r":3,"c":2,"v":3}
  • {"r":3,"c":1,"v":1}
  • {"r":3,"c":3,"v":3}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [12, 12] → [6, 6, _] → [_, 1, _, _]

Show answer

Answer: Row4[1]=5, Row4[4]=1, Row4[3]=5, Row3[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [12,12]
  • [6,6,6]
  • [5,1,5,1]
Base
  • 5
  • 1
  • 5
  • 1
TopValue
24
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":3,"v":1}
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 15] → [8, _, _] → [7, 1, 3, _]

Show answer

Answer: Row4[4]=8, Row1[1]=27, Row3[2]=4, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [12,15]
  • [8,4,11]
  • [7,1,3,8]
Base
  • 7
  • 1
  • 3
  • 8
TopValue
27
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":0,"c":0,"v":27}
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":2,"v":11}