starter Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [8, _] → [6, _, 5]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [8,7]
  • [6,2,5]
Base
  • 6
  • 2
  • 5
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":1,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, _] → [6, 1, 5]

Show answer

Answer: Row2[2]=6, Row2[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [7,6]
  • [6,1,5]
Base
  • 6
  • 1
  • 5
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":1,"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): [13] → [_, _] → [1, 5, 2]

Show answer

Answer: Row2[1]=6, Row2[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [6,7]
  • [1,5,2]
Base
  • 1
  • 5
  • 2
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":6}
  • {"r":1,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [9, _] → [1, 8, _]

Show answer

Answer: Row3[3]=6, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [9,14]
  • [1,8,6]
Base
  • 1
  • 8
  • 6
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":1,"c":1,"v":14}