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vikki101
This is how i worked it out.
Good Luck
Ver imagen vikki101
olemakpadu
54/21 ÷ c

54/21 ÷ 6/7


54/21 × 7/6            when the ÷ changes to ×, the fraction inverts from 6/7 to 7/6

7 into 21 is 3. 6 into 54 is 9.   3 into 9 is 3.

It simplifies to give 3 as the answer.

3. 

Hope this helps.