starter Set 58 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [4, _] → [1, _, 3]

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Answer: Row3[2]=3, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [4,6]
  • [1,3,3]
Base
  • 1
  • 3
  • 3
TopValue
10
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"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): [_] → [_, 4] → [9, 3, 1]

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Answer: Row2[1]=12, Row1[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [12,4]
  • [9,3,1]
Base
  • 9
  • 3
  • 1
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [15, 8] → [8, _, _]

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Answer: Row3[2]=7, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [15,8]
  • [8,7,1]
Base
  • 8
  • 7
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, _] → [1, 6, 8]

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Answer: Row2[2]=14, Row2[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [7,14]
  • [1,6,8]
Base
  • 1
  • 6
  • 8
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":1,"c":0,"v":7}