Workbook Detail

Speed Grid Multiplication 4×4 Hard — Set 78

Arithmetic B

hard 4×4 Set 78 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 6, 9, 5], Column headers: [1, 6, 3, 10]

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Answer: Row 4: [5, 10, 7, 14]; Row 6: [7, 12, 9, 16]; Row 9: [10, 15, 12, 19]; Row 5: [6, 11, 8, 15]

SubType: speed-grid
Difficulty: hard
Operation: +
RowHeaders: 4
6
9
5
ColHeaders: 1
6
3
10
Cells: [5,10,7,14]
[7,12,9,16]
[10,15,12,19]
[6,11,8,15]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 9, 2, 1], Column headers: [1, 5, 4, 5]

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Answer: Row 4: [5, 9, 8, 9]; Row 9: [10, 14, 13, 14]; Row 2: [3, 7, 6, 7]; Row 1: [2, 6, 5, 6]

SubType: speed-grid
Difficulty: hard
Operation: +
RowHeaders: 4
9
2
1
ColHeaders: 1
5
4
5
Cells: [5,9,8,9]
[10,14,13,14]
[3,7,6,7]
[2,6,5,6]

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Workbook Detail

Speed Grid Multiplication 4×4 Hard — Set 78

Arithmetic B

hard 4×4 Set 78 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 5, 2, 5], Column headers: [10, 6, 6, 1]

Show answer

Answer: Row 9: [1, 3, 3, 8]; Row 5: [5, 1, 1, 4]; Row 2: [8, 4, 4, 1]; Row 5: [5, 1, 1, 4]

SubType: speed-grid
Difficulty: hard
Operation: -
RowHeaders: 9
5
2
5
ColHeaders: 10
6
6
1
Cells: [1,3,3,8]
[5,1,1,4]
[8,4,4,1]
[5,1,1,4]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 3, 9, 5], Column headers: [10, 4, 9, 2]

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Answer: Row 2: [20, 8, 18, 4]; Row 3: [30, 12, 27, 6]; Row 9: [90, 36, 81, 18]; Row 5: [50, 20, 45, 10]

SubType: speed-grid
Difficulty: hard
Operation: ×
RowHeaders: 2
3
9
5
ColHeaders: 10
4
9
2
Cells: [20,8,18,4]
[30,12,27,6]
[90,36,81,18]
[50,20,45,10]

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