starter Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 14] → [_, 6, 8]

Show answer

Answer: Row1[1]=25, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [11,14]
  • [5,6,8]
Base
  • 5
  • 6
  • 8
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [9, 4] → [_, _, 3]

Show answer

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [9,4]
  • [8,1,3]
Base
  • 8
  • 1
  • 3
TopValue
13
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 11] → [2, 9, _]

Show answer

Answer: Row3[3]=2, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [11,11]
  • [2,9,2]
Base
  • 2
  • 9
  • 2
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"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): [12] → [8, _] → [_, 2, 2]

Show answer

Answer: Row2[2]=4, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [8,4]
  • [6,2,2]
Base
  • 6
  • 2
  • 2
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":4}
  • {"r":2,"c":0,"v":6}