starter Set 95 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [12, 13] → [_, _, 5]

Show answer

Answer: Row3[1]=4, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [12,13]
  • [4,8,5]
Base
  • 4
  • 8
  • 5
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 10] → [1, _, 7]

Show answer

Answer: Row2[1]=4, Row3[2]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [4,10]
  • [1,3,7]
Base
  • 1
  • 3
  • 7
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":4}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 12] → [9, 9, _]

Show answer

Answer: Row3[3]=3, Row1[1]=30

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [18,12]
  • [9,9,3]
Base
  • 9
  • 9
  • 3
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 12] → [_, 7, 5]

Show answer

Answer: Row3[1]=7, Row1[1]=26

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [14,12]
  • [7,7,5]
Base
  • 7
  • 7
  • 5
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":0,"c":0,"v":26}