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): [22] → [9, _] → [2, _, 6]

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Answer: Row2[2]=13, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [9,13]
  • [2,7,6]
Base
  • 2
  • 7
  • 6
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"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): [_] → [_, 9] → [9, 5, 4]

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Answer: Row2[1]=14, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [14,9]
  • [9,5,4]
Base
  • 9
  • 5
  • 4
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [10, 15] → [_, _, 6]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [10,15]
  • [1,9,6]
Base
  • 1
  • 9
  • 6
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 10] → [_, 3, 7]

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Answer: Row3[1]=3, Row2[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [6,10]
  • [3,3,7]
Base
  • 3
  • 3
  • 7
TopValue
16
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"c":0,"v":6}