starter Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 10] → [4, _, 2]

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Answer: Row2[1]=12, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [4,8,2]
Base
  • 4
  • 8
  • 2
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, _] → [4, 8, 7]

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Answer: Row1[1]=27, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [12,15]
  • [4,8,7]
Base
  • 4
  • 8
  • 7
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [17, 14] → [_, 9, _]

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Answer: Row3[3]=5, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [17,14]
  • [8,9,5]
Base
  • 8
  • 9
  • 5
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [12, 14] → [_, _, 10]

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Answer: Row3[1]=8, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [12,14]
  • [8,4,10]
Base
  • 8
  • 4
  • 10
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":1,"v":4}