starter Set 61 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [9, 10] → [5, _, _]

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Answer: Row3[3]=6, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [5,4,6]
Base
  • 5
  • 4
  • 6
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, _] → [9, 9, 5]

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Answer: Row1[1]=32, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [18,14]
  • [9,9,5]
Base
  • 9
  • 9
  • 5
TopValue
32
HiddenCells
  • {"r":0,"c":0,"v":32}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [1, 1, 6]

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Answer: Row2[1]=2, Row1[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [9]
  • [2,7]
  • [1,1,6]
Base
  • 1
  • 1
  • 6
TopValue
9
HiddenCells
  • {"r":1,"c":0,"v":2}
  • {"r":0,"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): [12] → [5, 7] → [_, 2, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [3,2,5]
Base
  • 3
  • 2
  • 5
TopValue
12
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":2,"v":5}