starter Set 66 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [17, _] → [10, 7, _]

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Answer: Row2[2]=11, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [17,11]
  • [10,7,4]
Base
  • 10
  • 7
  • 4
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 16] → [6, 7, 9]

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Answer: Row1[1]=29, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [13,16]
  • [6,7,9]
Base
  • 6
  • 7
  • 9
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 14] → [_, 8, 6]

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Answer: Row2[1]=17, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [17,14]
  • [9,8,6]
Base
  • 9
  • 8
  • 6
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, _] → [4, 8, 2]

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Answer: Row2[2]=10, Row2[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [4,8,2]
Base
  • 4
  • 8
  • 2
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":1,"c":0,"v":12}