easy Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [4, 7] → [1, _, _]

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Answer: Row3[2]=3, Row3[3]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [11]
  • [4,7]
  • [1,3,4]
Base
  • 1
  • 3
  • 4
TopValue
11
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":2,"v":4}

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

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Answer: Row2[1]=2, Row1[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [8]
  • [2,6]
  • [1,1,5]
Base
  • 1
  • 1
  • 5
TopValue
8
HiddenCells
  • {"r":1,"c":0,"v":2}
  • {"r":0,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [8, 11] → [_, _, 10]

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Answer: Row3[1]=7, Row3[2]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [8,11]
  • [7,1,10]
Base
  • 7
  • 1
  • 10
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"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): [16] → [_, _] → [7, 3, 3]

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Answer: Row2[2]=6, Row2[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [10,6]
  • [7,3,3]
Base
  • 7
  • 3
  • 3
TopValue
16
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":1,"c":0,"v":10}