starter Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 15] → [4, 8, _]

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Answer: Row1[1]=27, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [12,15]
  • [4,8,7]
Base
  • 4
  • 8
  • 7
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"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): [_] → [_, 12] → [4, 3, 9]

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Answer: Row1[1]=19, Row2[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [7,12]
  • [4,3,9]
Base
  • 4
  • 3
  • 9
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":1,"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): [_] → [14, 8] → [10, _, 4]

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Answer: Row3[2]=4, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [14,8]
  • [10,4,4]
Base
  • 10
  • 4
  • 4
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [12, 5] → [_, 4, _]

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Answer: Row3[1]=8, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [12,5]
  • [8,4,1]
Base
  • 8
  • 4
  • 1
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":1}