starter Set 44 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 11] → [_, 1, 10]

Show answer

Answer: Row3[1]=6, Row2[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [7,11]
  • [6,1,10]
Base
  • 6
  • 1
  • 10
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 14] → [5, _, 6]

Show answer

Answer: Row3[2]=8, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [13,14]
  • [5,8,6]
Base
  • 5
  • 8
  • 6
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [8, 3] → [_, _, 2]

Show answer

Answer: Row3[2]=1, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [8,3]
  • [7,1,2]
Base
  • 7
  • 1
  • 2
TopValue
11
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [1, 2, 5]

Show answer

Answer: Row1[1]=10, Row2[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [3,7]
  • [1,2,5]
Base
  • 1
  • 2
  • 5
TopValue
10
HiddenCells
  • {"r":0,"c":0,"v":10}
  • {"r":1,"c":0,"v":3}