starter Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 11] → [4, 7, 4]

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Answer: Row1[1]=22, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [11,11]
  • [4,7,4]
Base
  • 4
  • 7
  • 4
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [10, _] → [_, 3, 7]

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Answer: Row2[2]=10, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [7,3,7]
Base
  • 7
  • 3
  • 7
TopValue
20
HiddenCells
  • {"r":1,"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): [36] → [_, 19] → [7, _, 9]

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Answer: Row3[2]=10, Row2[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [36]
  • [17,19]
  • [7,10,9]
Base
  • 7
  • 10
  • 9
TopValue
36
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"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): [_] → [3, 4] → [_, 2, 2]

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Answer: Row1[1]=7, Row3[1]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [7]
  • [3,4]
  • [1,2,2]
Base
  • 1
  • 2
  • 2
TopValue
7
HiddenCells
  • {"r":0,"c":0,"v":7}
  • {"r":2,"c":0,"v":1}