name multiplying with regrouping: 3-digit top factors a multiplication … · 2018-06-20 ·...
TRANSCRIPT
Scholastic Success With Addition, Subtraction, Multiplication & Division • Grade 4290
Name
Sch
olas
tic P
rofe
ssio
nal B
ooks
A Multiplication PuzzlerMultiply. Circle each product in the puzzle. The products will go across and down.
32 x 8
A. 56 x 8
70 x 5
65 x 4
68 x 5
81 x 3
B. 89 x 6
60 x 5
69 x 4
96 x 2
49 x 6
C. 78 x 4
72 x 8
68 x 9
24 x 9
43 x 5
D. 97 x 3
91 x 2
79 x 3
49 x 3
6 1 2 9 6 8 2 3 7
9 3 6 3 1 4 7 2 3
7 1 2 5 6 0 6 1 5
2 8 3 0 9 5 4 5 7
6 2 4 3 2 3 2 1 6
0 7 4 3 4 0 6 9 3
1 6 8 1 3 3 1 2 0
7 5 2 9 1 0 4 3 5
5 3 4 3 8 0 2 9 4
Multiplying 1-digit and 2-digit numbers
288-319_SuccessASMD4.indd 290 2/13/18 11:13 AM
Name Name Name
Scholastic Success With Addition, Subtraction, Multiplication & Division • Grade 4 291
The Big City
A subway train travels 296 kilometres daily. How far does the train travel in a week?
Multiply.
To multiply with a 3-digit factor that requires regrouping, follow these steps.
463 x 3
923 x 4
194 x 8
630 x 5
494 x 2
604 x 4
1. Multiply the ones. Regroup if needed.
2. Multiply the tens in the top factor. Add the extra tens. Regroup if needed.
4 7 3 x 6
8
A.
325 x 7
817 x 6
293 x 9
168 x 3
208 x 8
196 x 6
B.
305 x 2
815 x 5
980 x 7
155 x 9
626 x 3
126 x 6
C.
1 4 7 3 x 6
3 8
1
3. Multiply the hundreds in the top factor. Add the extra hundreds.
4 7 3 x 6
2,838
14 4
Multiplying with regrouping: 3-digit top factors
288-319_SuccessASMD4.indd 291 2/13/18 11:13 AM
PRF
1
2 3
4
5
6 7
8
9 1
0
Job:02-701049 Title: Scholastic Success Workbook GR4 #175RD Dtp:221 Page:290
Scholastic Success With Addition, Subtraction, Multiplication & Division • Grade 4290
Name
Sch
olas
tic P
rofe
ssio
nal B
ooks
A Multiplication PuzzlerMultiply. Circle each product in the puzzle. The products will go across and down.
32 x 8
A. 56 x 8
70 x 5
65 x 4
68 x 5
81 x 3
B. 89 x 6
60 x 5
69 x 4
96 x 2
49 x 6
C. 78 x 4
72 x 8
68 x 9
24 x 9
43 x 5
D. 97 x 3
91 x 2
79 x 3
49 x 3
6 1 2 9 6 8 2 3 7
9 3 6 3 1 4 7 2 3
7 1 2 5 6 0 6 1 5
2 8 3 0 9 5 4 5 7
6 2 4 3 2 3 2 1 6
0 7 4 3 4 0 6 9 3
1 6 8 1 3 3 1 2 0
7 5 2 9 1 0 4 3 5
5 3 4 3 8 0 2 9 4
Multiplying 1-digit and 2-digit numbers
288-319_SuccessASMD4.indd 290 2/13/18 11:13 AM
Name Name Name
Scholastic Success With Addition, Subtraction, Multiplication & Division • Grade 4 291
The Big City
A subway train travels 296 kilometres daily. How far does the train travel in a week?
Multiply.
To multiply with a 3-digit factor that requires regrouping, follow these steps.
463 x 3
923 x 4
194 x 8
630 x 5
494 x 2
604 x 4
1. Multiply the ones. Regroup if needed.
2. Multiply the tens in the top factor. Add the extra tens. Regroup if needed.
4 7 3 x 6
8
A.
325 x 7
817 x 6
293 x 9
168 x 3
208 x 8
196 x 6
B.
305 x 2
815 x 5
980 x 7
155 x 9
626 x 3
126 x 6
C.
1 4 7 3 x 6
3 8
1
3. Multiply the hundreds in the top factor. Add the extra hundreds.
4 7 3 x 6
2,838
14 4
Multiplying with regrouping: 3-digit top factors
288-319_SuccessASMD4.indd 291 2/13/18 11:13 AM
PRF
1
2 3
4
5
6 7
8
9 1
0
Job:02-701049 Title: Scholastic Success Workbook GR4 #175RD Dtp:221 Page:291