medium Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [34, _] → [14, _, _] → [_, 10, 10, 1]

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Answer: Row3[3]=11, Row3[2]=20, Row4[1]=4, Row2[2]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [34,31]
  • [14,20,11]
  • [4,10,10,1]
Base
  • 4
  • 10
  • 10
  • 1
TopValue
65
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":0,"v":4}
  • {"r":1,"c":1,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [22, 23] → [9, 13, 10] → [_, _, _, _]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [22,23]
  • [9,13,10]
  • [2,7,6,4]
Base
  • 2
  • 7
  • 6
  • 4
TopValue
45
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [25, _] → [13, _, 11] → [9, _, 8, _]

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Answer: Row3[2]=12, Row2[2]=23, Row4[4]=3, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [25,23]
  • [13,12,11]
  • [9,4,8,3]
Base
  • 9
  • 4
  • 8
  • 3
TopValue
48
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":3,"v":3}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [61] → [_, _] → [10, _, _] → [3, 7, 9, 10]

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Answer: Row3[2]=16, Row2[1]=26, Row3[3]=19, Row2[2]=35

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [26,35]
  • [10,16,19]
  • [3,7,9,10]
Base
  • 3
  • 7
  • 9
  • 10
TopValue
61
HiddenCells
  • {"r":2,"c":1,"v":16}
  • {"r":1,"c":0,"v":26}
  • {"r":2,"c":2,"v":19}
  • {"r":1,"c":1,"v":35}