Multiplication by 1 and 2 - Grade 2 Math - USA Based - Practice 3

Multiplication by 1 and 2

Multiplication by 1

Count the number of cats.

🐈 1	🐈 1	🐈 1	🐈 1
🐈 1	🐈 1	🐈 1	🐈 1

We write: 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 = 8

or 8 × 1 = 8

We read: 8 ones are eight.

So, there are 8 cats in all.

Multiplication Tables of 1

1 × 1 = 1

2 × 1 = 2

3 × 1 = 3

4 × 1 = 4

5 × 1 = 5

6 × 1 = 6

7 × 1 = 7

8 × 1 = 8

9 × 1 = 9

10 × 1 = 10

Multiplication by 2

Count the number of cats.

🐈🐈 2	🐈🐈 2	🐈🐈 2	🐈🐈 2
🐈🐈 2	🐈🐈 2	🐈🐈 2	🐈🐈 2

We write: 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 = 16

or 8 × 2 = 16

We read: 8 twos are sixteen.

So, there are 16 cats in all.

Multiplication Tables of 2

2 × 1 = 2

2 × 2 = 4

2 × 3 = 6

2 × 4 = 8

2 × 5 = 10

2 × 6 = 12

2 × 7 = 14

2 × 8 = 16

2 × 9 = 18

2 × 10 = 20

Also:

2nd Grade Math A-Z