easy Set 65 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [7, _] → [4, 3, _]

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Answer: Row2[2]=6, Row3[3]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [7,6]
  • [4,3,3]
Base
  • 4
  • 3
  • 3
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"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): [28] → [13, _] → [_, 5, 10]

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Answer: Row3[1]=8, Row2[2]=15

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [13,15]
  • [8,5,10]
Base
  • 8
  • 5
  • 10
TopValue
28
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 8] → [6, 6, 2]

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Answer: Row1[1]=20, Row2[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [12,8]
  • [6,6,2]
Base
  • 6
  • 6
  • 2
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"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): [_] → [_, 10] → [5, 1, 9]

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Answer: Row1[1]=16, Row2[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [6,10]
  • [5,1,9]
Base
  • 5
  • 1
  • 9
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":1,"c":0,"v":6}