Explain pleaaase ( theres a pic)
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Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18

Angie has saved 3/8 of the amount she needs to buy a bike. clive has saved 7/10 of the amount he needs to buy a skateboard. what is the difference between clive's and angie's fraction of savings?

Robert has 78 tomatoes and 56 cucumbers he wants to plant them in equal rows how many in each row