# Grade 8 Math Part 1 Rational Numbers Unit 1

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• 1.
The equivalent rational number of 17/9, whose numerator is 136 is _________
• 2.
(534 x 991)-1= (534)-1 x _________
• 3.
The rational number 9.99 in the form of p/q is _________
• 4.
1/15 x [27/31 +32/37] = [1/15 x 27/31] + __________. name the property
• 5.
The rational numbers 4/17 and -4/17 are on the _____ sides of zero on the number line.
• A.

Opposite

• B.

Same

• 6.
4/7 is ____________ than - 4/7
• A.

Greater

• B.

Smaller

• 7.
There are _______ rational numbers between any two rational numbers
• 8.
The additive inverse of a positive rational is always a ____________ rational number
• 9.
The reciprocal of - 15/17 is ______
• 10.
Rational number - 3/5 lies between consecutive integers (-1) and __________
• 11.
1. If a/b is a rational number, then "b" can be any whole number
• A.

True

• B.

False

• 12.
- 5/10 lies between - 1/2 and 1
• A.

True

• B.

False

• 13.
If p ≠ 0, the multiplicative inverse of p/q is q/p?
• A.

True

• B.

False

• 14.
The negative of the negative of any rational number is the number itself
• A.

True

• B.

False

• 15.
The negative of 0 does not exist
• A.

True

• B.

False

• 16.
For any rational number "a" and "b", "a - b" = "b - a"
• A.

True

• B.

False

• 17.
For every rational number x, y, and z. x + (y x z) = (x + y) x (x + z)
• A.

True

• B.

False

• 18.
1 is the only number, which is own reciprocal
• A.

True

• B.

False

• 19.
-1 is not the reciprocal of any rational number
• A.

True

• B.

False

• 20.
If X and Y are negative rational numbers, then so is ( X + Y)
• A.

True

• B.

False

• 21.
The reciprocal of X-1  is 1/X
• A.

True

• B.

False

• 22.
Zero is the smallest rational number
• A.

True

• B.

False

• 23.
X + Y/ 2  is a rational number
• A.

Between X and Y

• B.

Less than X and Y both

• C.

Greater than X and Y both

• D.

Less than X but greater than Y

• 24.
The reciprocal of zero is
• 25.
Zero is
• A.

The identity for addition of rational numbers

• B.

The identity for subtraction of rational numbers

• C.

The identity for multiplication of rational numbers

• D.

The identity for division of rational numbers

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