Answer:

18.)

10,000 10,000

1,000 1,000 1,000 1,000

100 100 100 100 100 100

10 10 10 10

1 1 1 1 1 1 1

19.)

10,000 10,000

1,000 1,000

100 100

10 10 10

1

*nasa loob po dapat yan ng mga bilog bilog(discs)

Step-by-step explanation:

pa mark as brainlest po thank you