easy Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, _] → [8, 4, 2]

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Answer: Row1[1]=18, Row2[2]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [12,6]
  • [8,4,2]
Base
  • 8
  • 4
  • 2
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, _] → [6, 2, 7]

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Answer: Row2[2]=9, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [8,9]
  • [6,2,7]
Base
  • 6
  • 2
  • 7
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [16, 15] → [_, 10, _]

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Answer: Row3[1]=6, Row3[3]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [31]
  • [16,15]
  • [6,10,5]
Base
  • 6
  • 10
  • 5
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [18, 16] → [_, _, 7]

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Answer: Row3[2]=9, Row3[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [34]
  • [18,16]
  • [9,9,7]
Base
  • 9
  • 9
  • 7
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":9}