starter Set 63 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 12] → [_, 10, 2]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [11,12]
  • [1,10,2]
Base
  • 1
  • 10
  • 2
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"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): [22] → [9, 13] → [_, 4, _]

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Answer: Row3[3]=9, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [9,13]
  • [5,4,9]
Base
  • 5
  • 4
  • 9
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"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): [_] → [_, 20] → [7, 10, 10]

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Answer: Row1[1]=37, Row2[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [37]
  • [17,20]
  • [7,10,10]
Base
  • 7
  • 10
  • 10
TopValue
37
HiddenCells
  • {"r":0,"c":0,"v":37}
  • {"r":1,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 8] → [6, 4, 4]

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Answer: Row2[1]=10, Row1[1]=18

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [10,8]
  • [6,4,4]
Base
  • 6
  • 4
  • 4
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":0,"c":0,"v":18}