Refresh Day 4

Numbers like -3, -2, -1, 0, 1, 2, 3 are called

• whole numbers
• integers
• rational numbers
• natural numbers

0.8 is a rational number

• True
• False

3/9 + 4/9

• 7/18
• 7/9
• 12/9
• 12/81

6.4 + (-3.4)

• -4.2

• 1.8

• -3.5

• 3

5.66 + 4.25=

• 1.56

• 10.51

• 9.91

• 9.90