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): [_] → [4, _] → [1, 3, 4]

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Answer: Row1[1]=11, Row2[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [4,7]
  • [1,3,4]
Base
  • 1
  • 3
  • 4
TopValue
11
HiddenCells
  • {"r":0,"c":0,"v":11}
  • {"r":1,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [9, 5, 7]

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Answer: Row1[1]=26, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [14,12]
  • [9,5,7]
Base
  • 9
  • 5
  • 7
TopValue
26
HiddenCells
  • {"r":0,"c":0,"v":26}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [8, 11] → [_, 7, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [8,11]
  • [1,7,4]
Base
  • 1
  • 7
  • 4
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 11] → [8, 7, _]

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Answer: Row1[1]=26, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [15,11]
  • [8,7,4]
Base
  • 8
  • 7
  • 4
TopValue
26
HiddenCells
  • {"r":0,"c":0,"v":26}
  • {"r":2,"c":2,"v":4}