easy Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [3, _] → [2, 1, _]

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Answer: Row2[2]=6, Row3[3]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [9]
  • [3,6]
  • [2,1,5]
Base
  • 2
  • 1
  • 5
TopValue
9
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 11] → [6, _, 10]

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Answer: Row1[1]=18, Row3[2]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [7,11]
  • [6,1,10]
Base
  • 6
  • 1
  • 10
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, _] → [8, 6, 9]

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Answer: Row2[2]=15, Row2[1]=14

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [14,15]
  • [8,6,9]
Base
  • 8
  • 6
  • 9
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, _] → [6, 6, 6]

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Answer: Row1[1]=24, Row2[2]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [12,12]
  • [6,6,6]
Base
  • 6
  • 6
  • 6
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":1,"c":1,"v":12}