DOUBLING

1 + 1 =

• 3

• 5

• 4

• 2

Answer explanation

1 + 1 equals 2, so the correct answer is 2.

2 + 2 =

• 4

• 3

• 5

• 6

Answer explanation

The correct answer is 4 because 2 + 2 equals 4.

4 + 4 =

• 10

• 7

• 5

• 8

Answer explanation

4 + 4 equals 8, so the correct answer is 8.

8 + 8 =

• 16

• 18

• 14

• 20

Answer explanation

The correct answer is 16 because 8 + 8 equals 16.

16 + 16 =

• 34

• 28

• 30

• 32

Answer explanation

16 + 16 equals 32. Therefore, the correct answer is 32.

32+ 32 =

• 56

• 72

• 64

• 88

Answer explanation

32 + 32 equals 64. Therefore, the correct answer is 64.

64 + 64 =

• 132

• 128

• 130

• 126

Answer explanation

64 + 64 equals 128. Therefore, the correct answer is 128.

128 + 128 =

• 264

• 200

• 300

• 256

Answer explanation

128 + 128 equals 256. Therefore, the correct answer is 256.

256 + 256 =

• 512

• 356

• 468

• 600

Answer explanation

256 + 256 equals 512, so the correct answer is 512.

512 + 512 =

• 1024

• 1500

• 2048

• 1000

Answer explanation

512 + 512 equals 1024. Therefore, the correct answer is 1024.