4дм+13см= 7м6дм-4м44см= 8дм+1дм+1см= 500см+40см=

Question

4дм+13см=
7м6дм-4м44см=
8дм+1дм+1см=
500см+40см=

Answer 1

1. 40см+13 см=53 см
2. 7м6дм-4м44см=760см-444=316см
3. 8дм+1дм+1см=80+10+1=91 см
4.500 см+ 40 см=540 см