easy Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 10] → [9, 1, _]

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Answer: Row2[1]=10, Row3[3]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [10,10]
  • [9,1,9]
Base
  • 9
  • 1
  • 9
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 15] → [9, _, 6]

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Answer: Row1[1]=33, Row3[2]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [33]
  • [18,15]
  • [9,9,6]
Base
  • 9
  • 9
  • 6
TopValue
33
HiddenCells
  • {"r":0,"c":0,"v":33}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [5, _] → [_, 4, 5]

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Answer: Row2[2]=9, Row3[1]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [14]
  • [5,9]
  • [1,4,5]
Base
  • 1
  • 4
  • 5
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 8] → [_, 2, 6]

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Answer: Row2[1]=6, Row3[1]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [14]
  • [6,8]
  • [4,2,6]
Base
  • 4
  • 2
  • 6
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":6}
  • {"r":2,"c":0,"v":4}