starter Set 91 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 16] → [_, 6, 10]

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Answer: Row3[1]=7, Row1[1]=29

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [13,16]
  • [7,6,10]
Base
  • 7
  • 6
  • 10
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":0,"c":0,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 12] → [8, 10, _]

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Answer: Row2[1]=18, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [18,12]
  • [8,10,2]
Base
  • 8
  • 10
  • 2
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [12, 4] → [_, 2, _]

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Answer: Row3[3]=2, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [12,4]
  • [10,2,2]
Base
  • 10
  • 2
  • 2
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"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): [12] → [9, _] → [7, 2, _]

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Answer: Row2[2]=3, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [9,3]
  • [7,2,1]
Base
  • 7
  • 2
  • 1
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":3}
  • {"r":2,"c":2,"v":1}