starter Set 78 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [9, 5] → [_, 1, _]

Show answer

Answer: Row3[1]=8, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [9,5]
  • [8,1,4]
Base
  • 8
  • 1
  • 4
TopValue
14
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 12] → [6, 5, _]

Show answer

Answer: Row3[3]=7, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [11,12]
  • [6,5,7]
Base
  • 6
  • 5
  • 7
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"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): [_] → [14, 13] → [8, _, 7]

Show answer

Answer: Row3[2]=6, Row1[1]=27

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [14,13]
  • [8,6,7]
Base
  • 8
  • 6
  • 7
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 16] → [_, 10, 6]

Show answer

Answer: Row3[1]=2, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [12,16]
  • [2,10,6]
Base
  • 2
  • 10
  • 6
TopValue
28
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":0,"c":0,"v":28}