26.11.21

Darllenwch y darn am yr arth wen ac atebwch y ddau gwestiwn canlynol:

1. Beth yw’r bygythiad mwyaf i’r arth wen?

2. Pam ydyn ni angen achub yr arth wen?

Read the piece about the polar bear and answer the following two questions:

1. What’s the biggest threat to the polar bear?

2. Why do we need to save the polar bear?

Canrannau / Percentages

Dewiswch yr her sydd fwyaf addas i chi. / Choose the most appropriate challenge for you.

Her Wych - Darganfyddwch 10% o'r rhifau (rhannu gyda 10). Calculate 10% of the numbers (divide by 10).

Her Fendigedig - Darganfyddwch y prisiau newydd ar ôl tynnu 10% o'r pris gwreiddiol.

Calculate the new prices after subtracting 10% of the original price.