starter Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [10, 6, 7]

Show answer

Answer: Row1[1]=29, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [16,13]
  • [10,6,7]
Base
  • 10
  • 6
  • 7
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [7, 6, 9]

Show answer

Answer: Row2[1]=13, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [13,15]
  • [7,6,9]
Base
  • 7
  • 6
  • 9
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, _] → [5, 8, 6]

Show answer

Answer: Row2[1]=13, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [13,14]
  • [5,8,6]
Base
  • 5
  • 8
  • 6
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [14, 5] → [_, 4, _]

Show answer

Answer: Row3[1]=10, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [14,5]
  • [10,4,1]
Base
  • 10
  • 4
  • 1
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":2,"v":1}