starter Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [15, 12] → [_, 5, _]

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Answer: Row3[1]=10, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [15,12]
  • [10,5,7]
Base
  • 10
  • 5
  • 7
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 11] → [2, 4, 7]

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Answer: Row1[1]=17, Row2[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [2,4,7]
Base
  • 2
  • 4
  • 7
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":1,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [18, _] → [_, 9, 5]

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Answer: Row2[2]=14, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [18,14]
  • [9,9,5]
Base
  • 9
  • 9
  • 5
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"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): [31] → [18, 13] → [10, _, _]

Show answer

Answer: Row3[3]=5, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [18,13]
  • [10,8,5]
Base
  • 10
  • 8
  • 5
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":1,"v":8}