easy Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, 19] → [_, 10, 9]

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Answer: Row3[1]=10, Row2[1]=20

SubType
number-pyramid
Difficulty
easy
Levels
  • [39]
  • [20,19]
  • [10,10,9]
Base
  • 10
  • 10
  • 9
TopValue
39
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [8, 3] → [6, _, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [11]
  • [8,3]
  • [6,2,1]
Base
  • 6
  • 2
  • 1
TopValue
11
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, 6] → [_, 4, 2]

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Answer: Row2[1]=7, Row3[1]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [7,6]
  • [3,4,2]
Base
  • 3
  • 4
  • 2
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"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] → [_, _] → [1, 2, 7]

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Answer: Row2[1]=3, Row2[2]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [3,9]
  • [1,2,7]
Base
  • 1
  • 2
  • 7
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":3}
  • {"r":1,"c":1,"v":9}