starter Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [11, 10] → [_, _, 4]

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Answer: Row3[2]=6, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [5,6,4]
Base
  • 5
  • 6
  • 4
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 10] → [9, _, 6]

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Answer: Row3[2]=4, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [13,10]
  • [9,4,6]
Base
  • 9
  • 4
  • 6
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"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): [37] → [20, _] → [10, _, 7]

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Answer: Row3[2]=10, Row2[2]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [37]
  • [20,17]
  • [10,10,7]
Base
  • 10
  • 10
  • 7
TopValue
37
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [10, 14] → [6, _, _]

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Answer: Row3[2]=4, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [10,14]
  • [6,4,10]
Base
  • 6
  • 4
  • 10
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":2,"v":10}