starter 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): [7] → [4, _] → [2, 2, _]

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Answer: Row2[2]=3, Row3[3]=1

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [13, _] → [10, 3, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [13,6]
  • [10,3,3]
Base
  • 10
  • 3
  • 3
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 15] → [8, 5, _]

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Answer: Row1[1]=28, Row3[3]=10

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, 7] → [8, 2, _]

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Answer: Row2[1]=10, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [10,7]
  • [8,2,5]
Base
  • 8
  • 2
  • 5
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":5}