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): [25] → [11, _] → [1, _, 4]

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Answer: Row2[2]=14, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [11,14]
  • [1,10,4]
Base
  • 1
  • 10
  • 4
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [12, _] → [_, 7, 7]

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Answer: Row3[1]=5, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [12,14]
  • [5,7,7]
Base
  • 5
  • 7
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [10, 8] → [_, 7, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [10,8]
  • [3,7,1]
Base
  • 3
  • 7
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 7] → [6, _, 1]

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Answer: Row3[2]=6, Row2[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [12,7]
  • [6,6,1]
Base
  • 6
  • 6
  • 1
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":12}