starter Set 33 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 5] → [_, 1, 4]

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Answer: Row1[1]=13, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [8,5]
  • [7,1,4]
Base
  • 7
  • 1
  • 4
TopValue
13
HiddenCells
  • {"r":0,"c":0,"v":13}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [10, _] → [1, 9, _]

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Answer: Row3[3]=10, Row2[2]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [10,19]
  • [1,9,10]
Base
  • 1
  • 9
  • 10
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [12, _] → [_, 2, 9]

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Answer: Row2[2]=11, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [12,11]
  • [10,2,9]
Base
  • 10
  • 2
  • 9
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [10, 2, 5]

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Answer: Row2[1]=12, Row1[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [12,7]
  • [10,2,5]
Base
  • 10
  • 2
  • 5
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":19}