easy Set 91 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, 6] → [_, 1, 5]

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Answer: Row2[1]=7, Row3[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [7,6]
  • [6,1,5]
Base
  • 6
  • 1
  • 5
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 10] → [_, 1, 9]

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Answer: Row1[1]=17, Row3[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [7,10]
  • [6,1,9]
Base
  • 6
  • 1
  • 9
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 17] → [3, 8, 9]

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Answer: Row2[1]=11, Row1[1]=28

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [11,17]
  • [3,8,9]
Base
  • 3
  • 8
  • 9
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"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): [23] → [_, 11] → [10, _, 9]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [12,11]
  • [10,2,9]
Base
  • 10
  • 2
  • 9
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":1,"v":2}