Page 173 - NUMINO TG_3A

Workbook 99 0 ?? 054-B1-2

054-B1-1 2. Solve each multiplication problem.

Multiply 2-Digit Numbers by 1-Digit Numbers a. b. 20^7=
1. Connect each picture to the multiplication problem and its product. 30^4=

3^20 c. d.
a. 30 5^40= 3^90=

2^30 e. f.
80^4= 6^60=
b. 40
2^20 g. 2 0 h. 4 0 i. 5 0 j. 6 0
^5 5 ^5 4 ^5 5 ^5 7
c. 60
3^10 k. 3 0 l. 2 0 m. 7 0 n. 8 0
^5 6 ^5 8 ^5 2 ^5 3

Objective Multiply tens by a 1-digit number. Objective Multiply tens by a 1-digit number.
Textbook Reference Unit 10, Lead-In Textbook Reference Unit 10, Lead-In

054-B2-1 054-B2-2

Understand Multiplication (1) ^2 2. Multiply.
1. Multiply and write the missing numbers. 20
Example
Example 3
24 24 24
23^2= ^2 ^2 ^2

^ 23 ^ 8 48
+2 3
Multiply the ones. Multiply the tens.
2^4 ones=8 ones 2^2 tens=4 tens

a. ^4 b. ^2 a. 3 1 b. 2 2 c. 3 2 d. 1 4
21^4= 20 34^2= 30 ^5 2 ^5 4 ^5 3 ^5 2

1 4

e. 1 1 f. 4 3 g. 2 4 h. 1 2
^5 7 ^5 2 ^5 2 ^5 3

c. ^3 d. ^2
31^3= 30 42^2= 40

1 2 i. 4 1 j. 1 3 k. 4 4 l. 2 3
^5 2 ^5 3 ^5 2 ^5 3

Objective Multiply a 2-digit number by a Objective Multiply a 2-digit number by a
1-digit number. 1-digit number.

Textbook Reference Unit 10, activity 1 Textbook Reference Unit 10, activity 1

155 NUMINO Teacher s Guide