starter Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [10, 18] → [_, 9, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [10,18]
  • [1,9,9]
Base
  • 1
  • 9
  • 9
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 10] → [7, 6, _]

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Answer: Row2[1]=13, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [13,10]
  • [7,6,4]
Base
  • 7
  • 6
  • 4
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, _] → [3, 7, 2]

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Answer: Row2[1]=10, Row2[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [3,7,2]
Base
  • 3
  • 7
  • 2
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 7] → [2, 5, _]

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Answer: Row3[3]=2, Row1[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [7,7]
  • [2,5,2]
Base
  • 2
  • 5
  • 2
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":14}