medium Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, 20] → [_, _, _] → [8, 4, 5, 6]

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Answer: Row1[1]=41, Row3[2]=9, Row3[1]=12, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [21,20]
  • [12,9,11]
  • [8,4,5,6]
Base
  • 8
  • 4
  • 5
  • 6
TopValue
41
HiddenCells
  • {"r":0,"c":0,"v":41}
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":12}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, 30] → [15, 18, 12] → [_, _, _, 3]

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Answer: Row4[2]=9, Row4[1]=6, Row1[1]=63, Row4[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [33,30]
  • [15,18,12]
  • [6,9,9,3]
Base
  • 6
  • 9
  • 9
  • 3
TopValue
63
HiddenCells
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":0,"v":6}
  • {"r":0,"c":0,"v":63}
  • {"r":3,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 27] → [19, 14, _] → [9, _, 4, 9]

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Answer: Row1[1]=60, Row2[1]=33, Row3[3]=13, Row4[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [33,27]
  • [19,14,13]
  • [9,10,4,9]
Base
  • 9
  • 10
  • 4
  • 9
TopValue
60
HiddenCells
  • {"r":0,"c":0,"v":60}
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":2,"v":13}
  • {"r":3,"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): [_] → [25, 21] → [12, 13, 8] → [6, _, _, _]

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Answer: Row1[1]=46, Row4[3]=7, Row4[2]=6, Row4[4]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [25,21]
  • [12,13,8]
  • [6,6,7,1]
Base
  • 6
  • 6
  • 7
  • 1
TopValue
46
HiddenCells
  • {"r":0,"c":0,"v":46}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":3,"v":1}