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): [_] → [5, 8] → [4, _, 7]

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Answer: Row1[1]=13, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [5,8]
  • [4,1,7]
Base
  • 4
  • 1
  • 7
TopValue
13
HiddenCells
  • {"r":0,"c":0,"v":13}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [14, _] → [_, 10, 7]

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Answer: Row2[2]=17, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [14,17]
  • [4,10,7]
Base
  • 4
  • 10
  • 7
TopValue
31
HiddenCells
  • {"r":1,"c":1,"v":17}
  • {"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): [17] → [11, _] → [_, 4, 2]

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Answer: Row2[2]=6, Row3[1]=7

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, _] → [7, 3, 2]

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Answer: Row2[1]=10, Row2[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [10,5]
  • [7,3,2]
Base
  • 7
  • 3
  • 2
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":1,"c":1,"v":5}