easy Set 61 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [8] → [4, 4] → [2, _, _]

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 17] → [_, 8, 9]

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Answer: Row2[1]=11, Row3[1]=3

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":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 6] → [1, 5, _]

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Answer: Row3[3]=1, Row2[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [6,6]
  • [1,5,1]
Base
  • 1
  • 5
  • 1
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"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): [19] → [_, 10] → [5, 4, _]

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Answer: Row2[1]=9, Row3[3]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [9,10]
  • [5,4,6]
Base
  • 5
  • 4
  • 6
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":2,"v":6}