starter Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 11] → [8, 4, _]

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Answer: Row3[3]=7, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [12,11]
  • [8,4,7]
Base
  • 8
  • 4
  • 7
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 12] → [2, 9, _]

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Answer: Row1[1]=23, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [11,12]
  • [2,9,3]
Base
  • 2
  • 9
  • 3
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"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): [_] → [6, 6] → [_, 2, 4]

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Answer: Row1[1]=12, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [6,6]
  • [4,2,4]
Base
  • 4
  • 2
  • 4
TopValue
12
HiddenCells
  • {"r":0,"c":0,"v":12}
  • {"r":2,"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): [23] → [13, _] → [_, 7, 3]

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Answer: Row2[2]=10, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [13,10]
  • [6,7,3]
Base
  • 6
  • 7
  • 3
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":0,"v":6}