starter Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 7] → [_, 3, 4]

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Answer: Row2[1]=8, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [8,7]
  • [5,3,4]
Base
  • 5
  • 3
  • 4
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [7, 6] → [_, _, 1]

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Answer: Row3[2]=5, Row3[1]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [7,6]
  • [2,5,1]
Base
  • 2
  • 5
  • 1
TopValue
13
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [17, _] → [10, _, 2]

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Answer: Row2[2]=9, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [17,9]
  • [10,7,2]
Base
  • 10
  • 7
  • 2
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [9, 8, 7]

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Answer: Row1[1]=32, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [17,15]
  • [9,8,7]
Base
  • 9
  • 8
  • 7
TopValue
32
HiddenCells
  • {"r":0,"c":0,"v":32}
  • {"r":1,"c":1,"v":15}