easy Set 75 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 9] → [2, _, 8]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [3,9]
  • [2,1,8]
Base
  • 2
  • 1
  • 8
TopValue
12
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [7, _] → [3, 4, _]

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Answer: Row2[2]=6, Row3[3]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [7,6]
  • [3,4,2]
Base
  • 3
  • 4
  • 2
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [11, 12] → [5, _, _]

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Answer: Row3[2]=6, Row3[3]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [11,12]
  • [5,6,6]
Base
  • 5
  • 6
  • 6
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [13, 6] → [_, _, 2]

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Answer: Row3[2]=4, Row3[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [13,6]
  • [9,4,2]
Base
  • 9
  • 4
  • 2
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":0,"v":9}