starter Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 16] → [4, _, 6]

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Answer: Row2[1]=14, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [14,16]
  • [4,10,6]
Base
  • 4
  • 10
  • 6
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":2,"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): [25] → [_, _] → [4, 9, 3]

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Answer: Row2[2]=12, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [4,9,3]
Base
  • 4
  • 9
  • 3
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"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): [_] → [_, 10] → [9, 3, 7]

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Answer: Row2[1]=12, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [9,3,7]
Base
  • 9
  • 3
  • 7
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, _] → [9, 3, 2]

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Answer: Row2[2]=5, Row1[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [12,5]
  • [9,3,2]
Base
  • 9
  • 3
  • 2
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"r":0,"c":0,"v":17}