Question

Pls help I need the awnser very badly at least the first one that u have to write out pls pls pls

Answer 1

Rational numbers unit test

Answer 2

what grade?

Answer 3

8th?

Answer 4

3: 0.68 can be simplified to 17/25

4: 14 students have 7 pizzas cut into 8 slices, each student will have 1/2 a pizza

5: 8^-2 = 1/64

6: in 2012 the population of florida was 3,158,697. as scientific notation it’s approximately 3.2x10^6

7: (4x10^3) x (3x10^4) as scientific notation is 1.2 x 10^8

8:there is 1/6 of a cake and Mitchell only wants 3/12, they want 1/24 of the cake

9: Dory bought 2 computers, each cost $210.99 and he sold them for $240.00 each, his profit was 58.02

10: 0.00000512 as scientific notation is 5.12x10^-6

11: 31/5 as a decimal is 6.2

12: 2010 census shows the population for texas, florida, and idaho, the true statement is that idaho has the smallest population

13: 3.56x10^-5 is stander form is 0.0000356

14: 3.141592... is the irrational number

15: 0.7 repeating is 7/9 as a fraction

16: ben spent 2/3 of his allowance, the decimal equivalent is 0.6 repeating

17: ashley need 3/4 cups of sugar five times for five batches of cookies, she needs 3 3/4 cups of sugar

18: -1/6 + (-3/7)= -25/42

19: idk i got it wrong but the question was 9/13 +(-2/5) =?? (it’s not -7/65 i’ll tell you that)

20: 5 1/3 - 3 4/7= 1 16/21

21: 1/2 x -1/3 = -1/6

22: 5/8 divided by 15/16 = 2/3

23: 3 1/2 yd is the length of a ribbon, joy needs to cut 1 5/9 yd long pieces, she can cut 2 pieces

24: 1 2/5 divided by 2 1/3 = 3/5

Answer 5

Yes 8th also thanks
The first one with the record/write is the one I'm struggling with 🥲

Answer 6

Number 4 has 16 not 14 for mine so it's incorrect for the question on my test

Answer 7

Alot of our questions are different but thanks for the ones that are the same it helped very much

Answer 8

Yeah you are welcome, if you want i could help with the writing one

Answer 9

3.18/25
4. 1/4
5. 1/81
6. 2.9 x 10^6
7. 1.5 x 10^8
8. 1/6
9. 82.50
10. 3.87 x 10^-6
11. 7.75
12. Chicago Cubs
13. 0.000857
14. 3.141..(and it continues, y'know, pi.)
15. 5/11 (nOT 1/45.)
16. 0.16 (16 has a line on top)
17. 2 5/8
18. -52/63 (I think??)
19. 5/36
20. 1 16/21
21. -1/8
22. 4/9
23. 3
24. 4 4/9

Answer 10

3. 18/25
4. 1/3
5. 1/81
6. 2.9x10^6
7. 1.2x10^8
8. 1/6
9. $8.00
10. 3.87x10^-6
11. 4.5
12. Chicago Cubs
13. 0.0000356
14. 1.414213562..
15. 1/3
16. 0.6...
17. 3 3/4
18. -52/63
19. 1/4
20. 1 4/9
21. -1/8
22. 4/9
23. 3
24. 37/55
25. Look it up
26. 10^5=100,000x10=1,000,000(Workpad)

Answer 11

whichever ones match the answers use them

Answer 12

Thank u very much and if u could help eith the first one (the writing one) it would help alot
I judt don't know if I do it correctly I get the right awnswrs but it says to "describe how to divide numbers in scientific notation" all I do is take them out of scientific notation then divide

Answer 13

0.000027 and 0.000009 correct?

Answer 14

otherwise i cant help....

Answer 15

Yep

Answer 16

Ok well here 0.000027 ÷ 0.000009
= 2.7 x 10^-5 ÷ 9.0 x 10^-6
= (2.7/9) x 10^(-5 - (-6))
= .3 x 10^1
= 3

Answer 17

mke sure to rewrite it

Answer 18

Thank u