starter Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [12, _] → [_, 6, 1]

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Answer: Row3[1]=6, Row2[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [12,7]
  • [6,6,1]
Base
  • 6
  • 6
  • 1
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":1,"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): [26] → [16, _] → [_, 7, 3]

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Answer: Row3[1]=9, Row2[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [16,10]
  • [9,7,3]
Base
  • 9
  • 7
  • 3
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 12] → [8, 7, _]

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Answer: Row1[1]=27, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [15,12]
  • [8,7,5]
Base
  • 8
  • 7
  • 5
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [13, 15] → [_, 8, _]

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Answer: Row3[3]=7, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [13,15]
  • [5,8,7]
Base
  • 5
  • 8
  • 7
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":5}