starter Set 86 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 11] → [_, 7, 4]

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Answer: Row2[1]=16, Row3[1]=9

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 20] → [4, 10, _]

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Answer: Row3[3]=10, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [14,20]
  • [4,10,10]
Base
  • 4
  • 10
  • 10
TopValue
34
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 12] → [2, 2, _]

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Answer: Row3[3]=10, Row2[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [4,12]
  • [2,2,10]
Base
  • 2
  • 2
  • 10
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [13, 7] → [_, 5, _]

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Answer: Row3[3]=2, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [13,7]
  • [8,5,2]
Base
  • 8
  • 5
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":0,"v":8}