easy Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [17, _] → [9, _, 2]

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Answer: Row2[2]=10, Row3[2]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [17,10]
  • [9,8,2]
Base
  • 9
  • 8
  • 2
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 15] → [3, _, 8]

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Answer: Row1[1]=25, Row3[2]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [10,15]
  • [3,7,8]
Base
  • 3
  • 7
  • 8
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [2, 9, 9]

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Answer: Row2[2]=18, Row1[1]=29

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [11,18]
  • [2,9,9]
Base
  • 2
  • 9
  • 9
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":0,"c":0,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [12, 6] → [7, _, _]

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Answer: Row3[3]=1, Row3[2]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [12,6]
  • [7,5,1]
Base
  • 7
  • 5
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"c":1,"v":5}