medium Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [69] → [_, 37] → [13, 19, _] → [_, _, 10, 8]

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Answer: Row4[2]=9, Row4[1]=4, Row3[3]=18, Row2[1]=32

SubType
number-pyramid
Difficulty
medium
Levels
  • [69]
  • [32,37]
  • [13,19,18]
  • [4,9,10,8]
Base
  • 4
  • 9
  • 10
  • 8
TopValue
69
HiddenCells
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":0,"v":4}
  • {"r":2,"c":2,"v":18}
  • {"r":1,"c":0,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [21, 23] → [_, 12, 11] → [_, _, _, 4]

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Answer: Row4[2]=5, Row3[1]=9, Row4[3]=7, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [21,23]
  • [9,12,11]
  • [4,5,7,4]
Base
  • 4
  • 5
  • 7
  • 4
TopValue
44
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, 28] → [16, 15, 13] → [_, _, _, 8]

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Answer: Row4[2]=10, Row4[1]=6, Row4[3]=5, Row2[1]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [31,28]
  • [16,15,13]
  • [6,10,5,8]
Base
  • 6
  • 10
  • 5
  • 8
TopValue
59
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":0,"v":6}
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, _] → [_, 15, _] → [4, 5, 10, 10]

Show answer

Answer: Row2[2]=35, Row2[1]=24, Row3[1]=9, Row3[3]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [24,35]
  • [9,15,20]
  • [4,5,10,10]
Base
  • 4
  • 5
  • 10
  • 10
TopValue
59
HiddenCells
  • {"r":1,"c":1,"v":35}
  • {"r":1,"c":0,"v":24}
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":20}