starter Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [1, 3, 4]

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Answer: Row1[1]=11, Row2[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [4,7]
  • [1,3,4]
Base
  • 1
  • 3
  • 4
TopValue
11
HiddenCells
  • {"r":0,"c":0,"v":11}
  • {"r":1,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 15] → [1, 8, _]

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Answer: Row1[1]=24, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [9,15]
  • [1,8,7]
Base
  • 1
  • 8
  • 7
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 10] → [9, _, 5]

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Answer: Row3[2]=5, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [14,10]
  • [9,5,5]
Base
  • 9
  • 5
  • 5
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, _] → [4, 2, 7]

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Answer: Row2[2]=9, Row2[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [6,9]
  • [4,2,7]
Base
  • 4
  • 2
  • 7
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":1,"c":0,"v":6}