starter Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 8] → [3, 2, 6]

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Answer: Row2[1]=5, Row1[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [5,8]
  • [3,2,6]
Base
  • 3
  • 2
  • 6
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":0,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 15] → [7, 5, _]

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Answer: Row2[1]=12, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [12,15]
  • [7,5,10]
Base
  • 7
  • 5
  • 10
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [3, 10, 4]

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Answer: Row1[1]=27, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [13,14]
  • [3,10,4]
Base
  • 3
  • 10
  • 4
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [4, 9, 7]

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Answer: Row1[1]=29, Row2[2]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [13,16]
  • [4,9,7]
Base
  • 4
  • 9
  • 7
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":1,"v":16}