medium Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [27, _] → [_, _, 7] → [8, 8, 3, _]

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Answer: Row3[2]=11, Row3[1]=16, Row4[4]=4, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [27,18]
  • [16,11,7]
  • [8,8,3,4]
Base
  • 8
  • 8
  • 3
  • 4
TopValue
45
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":3,"v":4}
  • {"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): [47] → [25, _] → [_, 12, 10] → [10, 3, _, _]

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Answer: Row4[3]=9, Row4[4]=1, Row2[2]=22, Row3[1]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [25,22]
  • [13,12,10]
  • [10,3,9,1]
Base
  • 10
  • 3
  • 9
  • 1
TopValue
47
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":3,"v":1}
  • {"r":1,"c":1,"v":22}
  • {"r":2,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [25, _] → [14, 11, _] → [_, 7, 4, _]

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Answer: Row4[4]=3, Row3[3]=7, Row4[1]=7, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [25,18]
  • [14,11,7]
  • [7,7,4,3]
Base
  • 7
  • 7
  • 4
  • 3
TopValue
43
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":0,"v":7}
  • {"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): [58] → [_, _] → [_, 13, 18] → [10, 4, 9, _]

Show answer

Answer: Row2[2]=31, Row2[1]=27, Row3[1]=14, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [27,31]
  • [14,13,18]
  • [10,4,9,9]
Base
  • 10
  • 4
  • 9
  • 9
TopValue
58
HiddenCells
  • {"r":1,"c":1,"v":31}
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":3,"v":9}