Question 1 (1 point)
3-46. find the value of each expression below. change any subtraction pro...
Mathematics, 22.12.2019 02:31 mielhdz
Question 1 (1 point)
3-46. find the value of each expression below. change any subtraction problem to an equivalent addition problem and draw a diagram with + and β tiles to justify your answer on your own sheet of paper.
5 β 7
β5 + (β7)
β5 + 7
β5 β (β7)
answer (a)
answer (b)
answer (c)
answer (d)
blank 1:
-2
blank 2:
-12
blank 3:
2
blank 4:
2
question 2 (1 point)
3-47. match the following rewritten expressions using only addition. then simplify the expression.
column a
1.
5(β2) β 3:
5(β2) β 3
2.
7.69 β (β2.5)(β4):
7.69 β (β2.5)(β4)
3.
β7 + β3 β (β5):
β7 + β3 β (β5)
4.
(β4)(β25) β 300:
(β4)(β25) β 300
column b
a.7.69 + (β10) = β2.31
b.100 + (β300) = β200
c.β10 + (β3) = β13
d.β7 + (β3) + 5 = β5
question 3 (1 point)
3-48. each of the diagrams below represents tightrope moves for an acrobat. for each diagram:
figure out the length of the acrobatβs trick.
pic
pic
answer (a)n=
answer (b)x=
blank 1:
blank 2:
question 4 (1 point)
3-49. copy each expression below and simplify it. give your answer in a fraction.
pic
pic
pic
answer (a)
answer (b)
answer (c)
blank 1:
5/12
blank 2:
blank 3:
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