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 – tiles to justify your answer on your own sheet of paper.
5 − 7
−5 + (−7)
−5 + 7
−5 − (−7)
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(−2) − 3:
5(−2) − 3
2.
7.69 − (−2.5)(−4):
7.69 − (−2.5)(−4)
3.
−7 + −3 − (−5):
−7 + −3 − (−5)
4.
(−4)(−25) − 300:
(−4)(−25) − 300
column b
a.7.69 + (–10) = –2.31
b.100 + (–300) = –200
c.–10 + (–3) = –13
d.–7 + (–3) + 5 = –5
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 acrobat’s 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:
english (uk)
Answers: 2
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Venus is about 108 kilometers from the sun. saturn is about 109 kilometers from the sun. about how many times farther from the sun is saturn than venus?
Answers: 1
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