Add, subtract, multiply rationals part two | Baamboozle - Baamboozle

English 13 Public

Students will use number lines and equations to show and solve addition, subtraction and multiplication of rational numbers.

Study Slideshow

Does the multiplication -55 ( - 67) result in a positive or negative value?

Positive

Does the multiplication 57.62 (-33) result in a positive or negative value?

Negative

What is the distance between 8 and -7?

Rewrite - 6 2/5 as a sum of two signed numbers.

-6 + (-2/5)

Does the sum -34 + (62) result in a positive or negative value?

Positive

Does the sum 1½ + (- 3¾) result in a positive or negative value?

Negative

Rewrite 1 3/7 as a sum of two signed numbers.

1 + 3/7

The cards in Jason's hand had a value of 4.75, but then he added four −2.50 cards to his hand. What is the new value of the cards in his hand? a. -5.25 b. 5.25 c. 2.25 d. -2.25

a. -5.25

Which of the following diagrams correctly represents (-3) + 6 + (-10) ?

The Second Diagram

What sum is represented by the arrow diagram?

The cards in Lola's hand have a value of −15.75 after the value of the cards in her original hand tripled. What was the value of the cards in her original hand?

d. -5.25

Wendy removes three −3 cards from her hand. Does the point value of the card's in her and increase or does it decrease.

The point value will increase.

Which of the questions below can be answered using the sum 15 + -6?