starter Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [15, _] → [8, 7, _]

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Answer: Row2[2]=10, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [15,10]
  • [8,7,3]
Base
  • 8
  • 7
  • 3
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"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): [32] → [_, _] → [8, 8, 8]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [16,16]
  • [8,8,8]
Base
  • 8
  • 8
  • 8
TopValue
32
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":1,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, 8] → [_, 3, _]

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Answer: Row3[3]=5, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [9,8]
  • [6,3,5]
Base
  • 6
  • 3
  • 5
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"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): [23] → [16, 7] → [10, _, _]

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Answer: Row3[2]=6, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [16,7]
  • [10,6,1]
Base
  • 10
  • 6
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":2,"v":1}