easy Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 8] → [_, 7, 1]

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Answer: Row3[1]=10, Row2[1]=17

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [17,8]
  • [10,7,1]
Base
  • 10
  • 7
  • 1
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"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): [20] → [12, 8] → [10, _, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [12,8]
  • [10,2,6]
Base
  • 10
  • 2
  • 6
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 14] → [6, _, 8]

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Answer: Row3[2]=6, Row2[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [12,14]
  • [6,6,8]
Base
  • 6
  • 6
  • 8
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 11] → [2, 5, _]

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Answer: Row1[1]=18, Row3[3]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [7,11]
  • [2,5,6]
Base
  • 2
  • 5
  • 6
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":2,"v":6}