easy Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [11, _] → [3, _, 1]

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Answer: Row3[2]=8, Row2[2]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [11,9]
  • [3,8,1]
Base
  • 3
  • 8
  • 1
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"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): [30] → [_, 16] → [_, 8, 8]

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Answer: Row2[1]=14, Row3[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [14,16]
  • [6,8,8]
Base
  • 6
  • 8
  • 8
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [5, 8] → [_, _, 5]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [5,8]
  • [2,3,5]
Base
  • 2
  • 3
  • 5
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 10] → [7, 2, _]

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Answer: Row3[3]=8, Row2[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [9,10]
  • [7,2,8]
Base
  • 7
  • 2
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":9}