starter Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 13] → [4, _, 10]

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Answer: Row2[1]=7, Row3[2]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [7,13]
  • [4,3,10]
Base
  • 4
  • 3
  • 10
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [20, _] → [10, 10, _]

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Answer: Row2[2]=14, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [20,14]
  • [10,10,4]
Base
  • 10
  • 10
  • 4
TopValue
34
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 6] → [_, 5, 1]

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Answer: Row3[1]=8, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [13,6]
  • [8,5,1]
Base
  • 8
  • 5
  • 1
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"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): [12] → [5, _] → [4, 1, _]

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Answer: Row2[2]=7, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [4,1,6]
Base
  • 4
  • 1
  • 6
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":2,"v":6}