easy Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [7, _] → [6, 1, _]

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Answer: Row2[2]=11, Row3[3]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [7,11]
  • [6,1,10]
Base
  • 6
  • 1
  • 10
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [9, 7, 5]

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Answer: Row2[1]=16, Row1[1]=28

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [16,12]
  • [9,7,5]
Base
  • 9
  • 7
  • 5
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [13, 8] → [7, _, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [13,8]
  • [7,6,2]
Base
  • 7
  • 6
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [16, _] → [_, 9, 6]

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Answer: Row2[2]=15, Row3[1]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [31]
  • [16,15]
  • [7,9,6]
Base
  • 7
  • 9
  • 6
TopValue
31
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":0,"v":7}