easy Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 13] → [_, 6, 7]

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Answer: Row1[1]=21, Row3[1]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [8,13]
  • [2,6,7]
Base
  • 2
  • 6
  • 7
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, _] → [10, 7, 4]

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Answer: Row2[1]=17, Row2[2]=11

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [17,11]
  • [10,7,4]
Base
  • 10
  • 7
  • 4
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 9] → [8, _, 8]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [9,9]
  • [8,1,8]
Base
  • 8
  • 1
  • 8
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, _] → [_, 8, 9]

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Answer: Row3[1]=8, Row2[2]=17

SubType
number-pyramid
Difficulty
easy
Levels
  • [33]
  • [16,17]
  • [8,8,9]
Base
  • 8
  • 8
  • 9
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":17}