14
2.
Rotate the 15 so that it is in line with the 50
(5.0 remember?) on the middle ring.
3.
Now look at the 10 on the middle ring and
read the number on the outer ring. It will say
30 or as we know, 3.0!
Answer: 15/5 = 3!
Let’s try a few practice problems.
230/5 = 46
5/2 = 2.5 (remember that decimal point!)
180/12 = 15
135/9 = 15
98/7 = 14
Содержание Amelia
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