starter Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 10] → [10, 2, _]

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Answer: Row1[1]=22, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [10,2,8]
Base
  • 10
  • 2
  • 8
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [17, 18] → [8, _, _]

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Answer: Row3[2]=9, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [17,18]
  • [8,9,9]
Base
  • 8
  • 9
  • 9
TopValue
35
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"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): [12] → [5, _] → [3, 2, _]

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Answer: Row2[2]=7, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [3,2,5]
Base
  • 3
  • 2
  • 5
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [5, 5] → [_, _, 4]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [5,5]
  • [4,1,4]
Base
  • 4
  • 1
  • 4
TopValue
10
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":1,"v":1}