Question

bantu jawab kak plisss​

Answer 1

1. -90+20:4-3 × 5

-90 + 5 - 15

-85 -15 = -100

2. 5-7 × 8+21:7

5- 56 + 3

-51 + 3 = -48

3. nilai a = 4

nilai b = 2

4. kurang ngerti .hehe maaf

5. a. 6/12 = 0,5

b. 9/24 = 0,375

c. 1/5 = 0,2

d.2/3 = 0,667

6. a.0,25 = 25/100

25 :25

----------- = ¼

100:25

b.3,5 = 35/10

35:5

------ = 7/2

10: 5

c.1,2 = 12/10

12:2

------ = 6/5

10:2

d.0,75 = 75/100

75:25

------ = 3/4

100:25

e. 0,50 = 50/100

coret 0 diblkng

5:5

---- = 1/2

10:5

7. a. 7/6 = 1 ¹/6

b.9/8 = 1 ⅛

c.35/8 = 4 ³/8

d. 43/7 = 6 ¹/7

8. a. 2 ½ = 5/4

b.3 ⁴/5 = 19/5

c.6 ¹/3 = 19/3

d.8 ²/7 = 58/7

9. -9+15- 9

6-9 = -3

10. 15 buku tulis = 15× 1.500 = rp 22.500,00

15 bolpoin = 15 × 7.500 = rp 112.500,00

-------------------------- +

Rp 135.000,00

bayar rp 150.000,00 - 135.000,00

jadi kembalian = Rp 15.000,00

semoga mmbntu...