starter Set 66 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] → [_, _, 2]

Show answer

Answer: Row3[2]=3, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [9,5]
  • [6,3,2]
Base
  • 6
  • 3
  • 2
TopValue
14
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [10, _] → [_, 5, 6]

Show answer

Answer: Row2[2]=11, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [10,11]
  • [5,5,6]
Base
  • 5
  • 5
  • 6
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"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): [_] → [10, _] → [8, 2, 2]

Show answer

Answer: Row2[2]=4, Row1[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [10,4]
  • [8,2,2]
Base
  • 8
  • 2
  • 2
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":4}
  • {"r":0,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 12] → [8, _, 7]

Show answer

Answer: Row1[1]=25, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [8,5,7]
Base
  • 8
  • 5
  • 7
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":1,"v":5}