starter Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [11, _] → [6, _, 7]

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Answer: Row3[2]=5, Row2[2]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [11,12]
  • [6,5,7]
Base
  • 6
  • 5
  • 7
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [1, 6, 4]

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Answer: Row2[1]=7, Row1[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [7,10]
  • [1,6,4]
Base
  • 1
  • 6
  • 4
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, _] → [10, 2, 7]

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Answer: Row2[2]=9, Row2[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [12,9]
  • [10,2,7]
Base
  • 10
  • 2
  • 7
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 11] → [9, _, 4]

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Answer: Row3[2]=7, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [16,11]
  • [9,7,4]
Base
  • 9
  • 7
  • 4
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":0,"v":16}