easy Set 90 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] → [6, 1, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [11]
  • [7,4]
  • [6,1,3]
Base
  • 6
  • 1
  • 3
TopValue
11
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [13, _] → [9, _, 7]

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Answer: Row2[2]=11, Row3[2]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [13,11]
  • [9,4,7]
Base
  • 9
  • 4
  • 7
TopValue
24
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [12, _] → [10, 2, _]

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Answer: Row3[3]=7, Row2[2]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [12,9]
  • [10,2,7]
Base
  • 10
  • 2
  • 7
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 7] → [6, 5, _]

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Answer: Row1[1]=18, Row3[3]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [11,7]
  • [6,5,2]
Base
  • 6
  • 5
  • 2
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":2,"v":2}