starter Set 58 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 12] → [3, 10, _]

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Answer: Row3[3]=2, Row1[1]=25

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [3,10,2]
Base
  • 3
  • 10
  • 2
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [11, _] → [_, 4, 7]

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Answer: Row2[2]=11, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [11,11]
  • [7,4,7]
Base
  • 7
  • 4
  • 7
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"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): [_] → [6, 9] → [2, 4, _]

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Answer: Row1[1]=15, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [6,9]
  • [2,4,5]
Base
  • 2
  • 4
  • 5
TopValue
15
HiddenCells
  • {"r":0,"c":0,"v":15}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [10, 9, 5]

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Answer: Row1[1]=33, Row2[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [19,14]
  • [10,9,5]
Base
  • 10
  • 9
  • 5
TopValue
33
HiddenCells
  • {"r":0,"c":0,"v":33}
  • {"r":1,"c":0,"v":19}