medium Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 20] → [_, 9, _] → [6, 7, _, 9]

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Answer: Row1[1]=42, Row3[3]=11, Row3[1]=13, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [22,20]
  • [13,9,11]
  • [6,7,2,9]
Base
  • 6
  • 7
  • 2
  • 9
TopValue
42
HiddenCells
  • {"r":0,"c":0,"v":42}
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 26] → [9, 13, 13] → [_, 7, _, 7]

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Answer: Row4[1]=2, Row2[1]=22, Row4[3]=6, Row1[1]=48

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [22,26]
  • [9,13,13]
  • [2,7,6,7]
Base
  • 2
  • 7
  • 6
  • 7
TopValue
48
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":2,"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): [_] → [28, 28] → [_, _, _] → [8, 5, 10, 3]

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Answer: Row3[3]=13, Row3[1]=13, Row1[1]=56, Row3[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [28,28]
  • [13,15,13]
  • [8,5,10,3]
Base
  • 8
  • 5
  • 10
  • 3
TopValue
56
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":2,"c":0,"v":13}
  • {"r":0,"c":0,"v":56}
  • {"r":2,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [16, _] → [_, _, 17] → [5, 2, 7, _]

Show answer

Answer: Row2[2]=26, Row4[4]=10, Row3[2]=9, Row3[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [16,26]
  • [7,9,17]
  • [5,2,7,10]
Base
  • 5
  • 2
  • 7
  • 10
TopValue
42
HiddenCells
  • {"r":1,"c":1,"v":26}
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":7}