easy Set 91 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [11, _] → [10, _, 7]

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Answer: Row2[2]=8, Row3[2]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [11,8]
  • [10,1,7]
Base
  • 10
  • 1
  • 7
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"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): [25] → [_, 13] → [6, 6, _]

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Answer: Row3[3]=7, Row2[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [12,13]
  • [6,6,7]
Base
  • 6
  • 6
  • 7
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 2] → [3, 1, 1]

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Answer: Row1[1]=6, Row2[1]=4

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 14] → [6, _, 4]

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Answer: Row3[2]=10, Row2[1]=16

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [16,14]
  • [6,10,4]
Base
  • 6
  • 10
  • 4
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":0,"v":16}