Question

Plis pake cara no 4-5 besok di kumpulin makasih

Answer 1

4a. 0,45:0,05
= 45/100 : 5/100
= 45/100 x 100/5
100 dicoret sisa
=45/5
=9

4b. 3,5:0,07
=35/10:7/100
=35/10 x 100/7
10 dicoret dgn 100. 100 sisa 10 jadi
= 350/7
=50

4c. 2,8:0,4
=28/10:4/10
=28/10 x 10/4
10 dicoret sisa
=28/4
=7

4d. 6,4:2
=64/10 : 2/1
=64/10 x 1/2
=64/20 atau 16/5

4e. 8:3,2
=8/1 : 32/10
=8/1 x 10/32
=80/32 atau 5/2

4f. 12,3:0,6
= 123/10 : 6/10
=123/10 x 10/6
=123/6
= 41/2

5a. 2/5 x 6/10
Langsung kali aja
12/50 atau 6/25

5b. 5/100 x 5/2
=25/200 atau 1/8

5c. 68/10 x 13/4
=884/40

5d. 8/10 : 1/5
=8/10 x 5/1
=40/4
=10

5e. 5/2 : 0,5
= 5/2 x 10/5
= 50/10=5

5f. 121/10 : 11/5
=121/10 x 5/11
121 dicoret sama 11 sisa 11
= 11/10 x 5
=55/10
=11/2