Answer:
0.5
Explanation:
make 9/10 into a fraction (0.9) then divided like this:
0.45 move the decimal 4.5
0.9 move the decimal 9
now you divided 4.5 by 9
witch you can do on paper using long division.
and if you did all that right you get 0.5
Answer:0.5
Step-by-step explanation:change both to decimals, .45 & .9, then divide .45÷.9=.5
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