starter Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [5, _] → [1, _, 3]

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Answer: Row2[2]=7, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [1,4,3]
Base
  • 1
  • 4
  • 3
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [9, _] → [6, 3, _]

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Answer: Row2[2]=10, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [6,3,7]
Base
  • 6
  • 3
  • 7
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, 8] → [_, _, 6]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [9,8]
  • [7,2,6]
Base
  • 7
  • 2
  • 6
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 17] → [8, _, 8]

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Answer: Row3[2]=9, Row2[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [17,17]
  • [8,9,8]
Base
  • 8
  • 9
  • 8
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":17}