easy Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [4, 2, 10]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [6,12]
  • [4,2,10]
Base
  • 4
  • 2
  • 10
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":6}
  • {"r":0,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [11, 4] → [_, _, 1]

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Answer: Row3[1]=8, Row3[2]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [11,4]
  • [8,3,1]
Base
  • 8
  • 3
  • 1
TopValue
15
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"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): [24] → [_, 12] → [_, 8, 4]

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Answer: Row2[1]=12, Row3[1]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [12,12]
  • [4,8,4]
Base
  • 4
  • 8
  • 4
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [_, _] → [4, 1, 3]

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Answer: Row2[1]=5, Row2[2]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [9]
  • [5,4]
  • [4,1,3]
Base
  • 4
  • 1
  • 3
TopValue
9
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":1,"c":1,"v":4}