starter Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [8, 13] → [_, _, 7]

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Answer: Row3[1]=2, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [8,13]
  • [2,6,7]
Base
  • 2
  • 6
  • 7
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 13] → [_, 8, 5]

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Answer: Row1[1]=31, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [18,13]
  • [10,8,5]
Base
  • 10
  • 8
  • 5
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"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): [34] → [_, _] → [8, 9, 8]

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Answer: Row2[1]=17, Row2[2]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [17,17]
  • [8,9,8]
Base
  • 8
  • 9
  • 8
TopValue
34
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [4, 5] → [2, 2, _]

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Answer: Row1[1]=9, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [9]
  • [4,5]
  • [2,2,3]
Base
  • 2
  • 2
  • 3
TopValue
9
HiddenCells
  • {"r":0,"c":0,"v":9}
  • {"r":2,"c":2,"v":3}