starter Set 77 Form Exercise

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

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Answer: Row1[1]=19, Row2[2]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [7,12]
  • [1,6,6]
Base
  • 1
  • 6
  • 6
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [7, 5] → [_, 3, _]

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Answer: Row3[3]=2, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [7,5]
  • [4,3,2]
Base
  • 4
  • 3
  • 2
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 18] → [8, 9, _]

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Answer: Row2[1]=17, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [17,18]
  • [8,9,9]
Base
  • 8
  • 9
  • 9
TopValue
35
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, _] → [1, 3, 8]

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Answer: Row2[1]=4, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [4,11]
  • [1,3,8]
Base
  • 1
  • 3
  • 8
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":4}
  • {"r":1,"c":1,"v":11}