Operations with rational numbers practice

Front

Mark's gift card balance is $40. He bought a t-shirt for $15, ice cream for $3.50, and socks for $16.05. Does he have enough money for his purchases? What is his balance?

Back

Yes; $5.45

Front

Temperature change from 8am (-8 degrees) to 1pm (27 degrees) in Washington D.C. on Tuesday.

Back

35

Front

To ADD rationals with DIFFERENT SIGNS, subtract and use the sign of the larger ________ ________.

Back

absolute value

Front

A negative number PLUS a negative number will result in an answer of:

Back

always negative

Front

A negative number MULTIPLIED by a negative number will result in an answer of:

Back

always positive

Front

A negative number DIVIDED by a positive number will result in an answer of:

Back

always negative

Front

To SUBTRACT rationals, add the ________ ________.

Back

additive inverse

Front

To DIVIDE fractions, ________ by the ________.

Back

multiply by the reciprocal

Front

Back

-17

Front

Back

-5

Answer explanation