expert Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 18] → [1, 9, _]

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Answer: Row2[1]=10, Row3[3]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [10,18]
  • [1,9,9]
Base
  • 1
  • 9
  • 9
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [8, _] → [_, 1, 2]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [11]
  • [8,3]
  • [7,1,2]
Base
  • 7
  • 1
  • 2
TopValue
11
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 9] → [5, _, 4]

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Answer: Row1[1]=19, Row3[2]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [5,5,4]
Base
  • 5
  • 5
  • 4
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"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] → [11, _] → [5, _, 1]

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Answer: Row3[2]=6, Row2[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [11,7]
  • [5,6,1]
Base
  • 5
  • 6
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":1,"v":7}