starter Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [13, 12] → [8, _, _]

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Answer: Row3[2]=5, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [8,5,7]
Base
  • 8
  • 5
  • 7
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 14] → [3, 7, _]

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Answer: Row2[1]=10, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [10,14]
  • [3,7,7]
Base
  • 3
  • 7
  • 7
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, _] → [3, 5, 5]

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Answer: Row2[2]=10, Row1[1]=18

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [8,10]
  • [3,5,5]
Base
  • 3
  • 5
  • 5
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":0,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 8] → [6, _, 2]

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Answer: Row3[2]=6, Row1[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [12,8]
  • [6,6,2]
Base
  • 6
  • 6
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":0,"c":0,"v":20}