medium Set 44 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [15, 12, _] → [9, _, 6, 3]

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Answer: Row2[1]=27, Row3[3]=9, Row4[2]=6, Row1[1]=48

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [27,21]
  • [15,12,9]
  • [9,6,6,3]
Base
  • 9
  • 6
  • 6
  • 3
TopValue
48
HiddenCells
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":1,"v":6}
  • {"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): [_] → [17, 12] → [_, 5, 7] → [_, 3, 2, _]

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Answer: Row3[1]=12, Row4[4]=5, Row1[1]=29, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [17,12]
  • [12,5,7]
  • [9,3,2,5]
Base
  • 9
  • 3
  • 2
  • 5
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":3,"v":5}
  • {"r":0,"c":0,"v":29}
  • {"r":3,"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): [47] → [_, _] → [16, 13, _] → [6, 10, _, 2]

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Answer: Row2[1]=29, Row4[3]=3, Row3[3]=5, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [29,18]
  • [16,13,5]
  • [6,10,3,2]
Base
  • 6
  • 10
  • 3
  • 2
TopValue
47
HiddenCells
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":2,"v":3}
  • {"r":2,"c":2,"v":5}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [_, 11, 10] → [_, 10, 1, 9]

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Answer: Row1[1]=46, Row3[1]=14, Row4[1]=4, Row2[1]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [25,21]
  • [14,11,10]
  • [4,10,1,9]
Base
  • 4
  • 10
  • 1
  • 9
TopValue
46
HiddenCells
  • {"r":0,"c":0,"v":46}
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":0,"v":4}
  • {"r":1,"c":0,"v":25}