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Do ourselves (Chapter 4.5)

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Exercise

story telling Activities

1. Calculate the following multiplication (Put the result in the blank spaces)

(1)

15 ⨯ 5 =

75

(2)

18 ⨯ 9 =

162

(3)

53 ⨯ 8 =

424

(3)

75 ⨯ 6 =

450

(5)

21 ⨯ 31 =

651

(6)

48 ⨯ 93 =

4464

(7)

121 ⨯ 31 =

3751

(8)

495 ⨯ 14 =

6930

(9)

284 ⨯ 28 =

7952

(10)

269 ⨯ 35 =

9415

2. Calculate the following multiplication (Put the result in the blank spaces)

(1)


1
4
⨯2
2
8

(2)


5
6
⨯4
22
4

(3)


9
0
⨯5
45
0

(4)


3
6
⨯4
8
2
8
8
14
4
⨯
.
17
2
8

(5)


2
8
⨯7
3
0
8
4
19
6
⨯
.
20
4
4

(6)


8
9
⨯6
4
3
5
6
53
4
⨯
.
56
9
6

(7)


1
2
1
⨯2
3
0
3
6
3
2
4
2
⨯
.
2
7
8
3

(8)


3
0
5
⨯7
21
3
5

(9)


4
8
6
⨯9
43
7
4

(10)


2
1
0
⨯2
0
0
0
0
0
4
2
0
⨯
.
4
2
0
0

(11)


3
7
3
⨯2
8
2
9
8
4
7
4
6
⨯
.
10
4
4
4

(12)


2
9
8
⨯3
5
1
4
9
0
8
9
4
⨯
.
10
4
3
0

Calculate the following multiplication (Put the result in the blank spaces)

(1)

127 ⨯ 11 =

1397

(2)

508 ⨯ 19 =

9652

(3)

394 ⨯ 26 =

10244

(4)

195 ⨯ 34 =

6630

(5)


3
0
1
⨯2
1
63
2
1

(6)


2
9
8
⨯2
7
80
4
6

(7)


1
5
7
⨯5
2
81
6
4