expert Set 39 Form Exercise

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

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Answer: Row1[1]=18, Row3[2]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [9,9]
  • [4,5,4]
Base
  • 4
  • 5
  • 4
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 18] → [5, 8, 10]

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Answer: Row2[1]=13, Row1[1]=31

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [13,18]
  • [5,8,10]
Base
  • 5
  • 8
  • 10
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"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): [13] → [_, 5] → [_, 2, 3]

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Answer: Row2[1]=8, Row3[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [8,5]
  • [6,2,3]
Base
  • 6
  • 2
  • 3
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, _] → [3, 6, 8]

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Answer: Row2[1]=9, Row2[2]=14

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [9,14]
  • [3,6,8]
Base
  • 3
  • 6
  • 8
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":1,"c":1,"v":14}