easy Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 19] → [10, 9, _]

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Answer: Row3[3]=10, Row1[1]=38

SubType
number-pyramid
Difficulty
easy
Levels
  • [38]
  • [19,19]
  • [10,9,10]
Base
  • 10
  • 9
  • 10
TopValue
38
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [13, 7] → [_, _, 2]

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Answer: Row3[1]=8, Row3[2]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [13,7]
  • [8,5,2]
Base
  • 8
  • 5
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"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): [30] → [_, 13] → [8, 9, _]

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Answer: Row3[3]=4, Row2[1]=17

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [17,13]
  • [8,9,4]
Base
  • 8
  • 9
  • 4
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":1,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, 9] → [7, 1, _]

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Answer: Row3[3]=8, Row2[1]=8

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