expert Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [12, _] → [5, _, 4]

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Answer: Row3[2]=7, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [12,11]
  • [5,7,4]
Base
  • 5
  • 7
  • 4
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, 14] → [9, _, 6]

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Answer: Row3[2]=8, Row1[1]=31

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [17,14]
  • [9,8,6]
Base
  • 9
  • 8
  • 6
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":0,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [12, 12] → [3, _, _]

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Answer: Row3[2]=9, Row3[3]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [12,12]
  • [3,9,3]
Base
  • 3
  • 9
  • 3
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 10] → [9, 3, _]

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Answer: Row3[3]=7, Row2[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [12,10]
  • [9,3,7]
Base
  • 9
  • 3
  • 7
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":0,"v":12}