easy Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [5, _] → [1, 4, _]

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Answer: Row2[2]=13, Row3[3]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [5,13]
  • [1,4,9]
Base
  • 1
  • 4
  • 9
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 11] → [4, 6, _]

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Answer: Row3[3]=5, Row1[1]=21

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [10,11]
  • [4,6,5]
Base
  • 4
  • 6
  • 5
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [13, 11] → [_, 10, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [13,11]
  • [3,10,1]
Base
  • 3
  • 10
  • 1
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"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, 4] → [10, 2, _]

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Answer: Row3[3]=2, Row1[1]=16

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [12,4]
  • [10,2,2]
Base
  • 10
  • 2
  • 2
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":16}