starter Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [17, 20] → [_, _, 10]

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Answer: Row3[2]=10, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [37]
  • [17,20]
  • [7,10,10]
Base
  • 7
  • 10
  • 10
TopValue
37
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"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): [_] → [12, 15] → [_, 8, 7]

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Answer: Row3[1]=4, Row1[1]=27

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [12,15]
  • [4,8,7]
Base
  • 4
  • 8
  • 7
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [10, 6, 7]

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Answer: Row1[1]=29, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [16,13]
  • [10,6,7]
Base
  • 10
  • 6
  • 7
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [6, 11] → [1, _, _]

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Answer: Row3[3]=6, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [1,5,6]
Base
  • 1
  • 5
  • 6
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":5}