medium Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 20] → [_, 10, 10] → [_, 8, 2, 8]

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Answer: Row2[1]=28, Row4[1]=10, Row3[1]=18, Row1[1]=48

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [28,20]
  • [18,10,10]
  • [10,8,2,8]
Base
  • 10
  • 8
  • 2
  • 8
TopValue
48
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":0,"v":18}
  • {"r":0,"c":0,"v":48}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, _] → [4, 10, 14] → [1, 3, _, _]

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Answer: Row2[1]=14, Row4[4]=7, Row2[2]=24, Row4[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [14,24]
  • [4,10,14]
  • [1,3,7,7]
Base
  • 1
  • 3
  • 7
  • 7
TopValue
38
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":1,"v":24}
  • {"r":3,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [_, _] → [_, 14, 10] → [1, 9, 5, _]

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Answer: Row4[4]=5, Row3[1]=10, Row2[2]=24, Row2[1]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [24,24]
  • [10,14,10]
  • [1,9,5,5]
Base
  • 1
  • 9
  • 5
  • 5
TopValue
48
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":1,"v":24}
  • {"r":1,"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): [48] → [_, _] → [10, _, 12] → [5, 5, 8, _]

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Answer: Row2[2]=25, Row2[1]=23, Row4[4]=4, Row3[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [23,25]
  • [10,13,12]
  • [5,5,8,4]
Base
  • 5
  • 5
  • 8
  • 4
TopValue
48
HiddenCells
  • {"r":1,"c":1,"v":25}
  • {"r":1,"c":0,"v":23}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":1,"v":13}