starter Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [3, 7] → [_, _, 5]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [3,7]
  • [1,2,5]
Base
  • 1
  • 2
  • 5
TopValue
10
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [2, 8] → [1, 1, _]

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Answer: Row3[3]=7, Row1[1]=10

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [4, 1, 6]

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Answer: Row2[1]=5, Row1[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [4,1,6]
Base
  • 4
  • 1
  • 6
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":0,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [10, 9] → [_, 4, _]

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Answer: Row3[3]=5, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [6,4,5]
Base
  • 6
  • 4
  • 5
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":0,"v":6}