expert Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [13, 15] → [8, _, _]

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Answer: Row3[2]=5, Row3[3]=10

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, _] → [7, 4, 2]

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Answer: Row2[2]=6, Row2[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [11,6]
  • [7,4,2]
Base
  • 7
  • 4
  • 2
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 6] → [5, _, 5]

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Answer: Row3[2]=1, Row2[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [6,6]
  • [5,1,5]
Base
  • 5
  • 1
  • 5
TopValue
12
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"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): [_] → [10, 10] → [_, 5, 5]

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Answer: Row3[1]=5, Row1[1]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [10,10]
  • [5,5,5]
Base
  • 5
  • 5
  • 5
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":0,"c":0,"v":20}