Pre-Algebra Chpt. 1 Review

T or F

All integers are either positive or negative

Answer explanation

There is one integer that is NEITHER positive or negative

T or F

All integers with opposite signs have the same absolute value

Answer explanation

Only opposites.

Ex) -4 and 5 have opposite signs, but not the same absolute value

Tags

CCSS.7.NS.A.1B

T or F

If an integer is negative, its absolute value is also its additive inverse

Answer explanation

Additive inverse = opposite

Tags

CCSS.7.NS.A.1B

T or F

The sum of two integers with the same sign is always positive

Answer explanation

If you add negative integers, your answer will be even more negative

Tags

CCSS.7.NS.A.1C

T or F

The product of three negative integers is always negative

Answer explanation

If you multiply an odd amount of negatives, your answer will be negative.

Tags

CCSS.7.NS.A.2A

T or F

Powers of negative integers are always negative

Answer explanation

An integer can be positive even with a negative base ex) -5³

Tags

CCSS.5.NBT.A.2

Which one has the greater absolute value?

-18 or 22

Tags

CCSS.6.NS.C.7C

Which one has the greater absolute value?

-38 or -41

Tags

CCSS.6.NS.C.7C

Which one has the greater absolute value?

104 or -105

Tags

CCSS.6.NS.C.7C

- 8 + 17

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6