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The fifth grade mathematics first volume (people's education edition) exercises three all answers! Beg ~ ~ ~ urgent!
1, calculation and comparison.

42 ÷ 3= 14 9 1 ÷ 14=6.5

4.2 ÷ 3= 1.4 9. 1 ÷ 14=0.65

2. Four new fairy tales * * *, priced at 26.8 yuan. What is the average price of each book?

26.4÷4=6.6 (Yuan)

The average price of each book is 6.6 yuan.