五上期末數學複習7~8

$$\frac{11}{13}$$

$$\frac{23}{36}$$

$$1\ \frac{23}{36}$$

$$1\ \frac{11}{13}$$

$$\frac{55}{180}$$

$$\frac{2}{3}$$

$$\frac{5}{12}$$

$$\frac{12}{60}$$

$$\frac{4}{5}\cdot\frac{12}{9}$$

$$\frac{4}{5}\cdot\frac{9}{12}$$

$$\frac{5}{4}\cdot\frac{12}{9}$$

$$\frac{5}{4}\cdot\frac{9}{12}$$

$$\frac{33}{40}$$

$$\frac{3}{2}$$

$$1\ \frac{23}{40}$$

$$\frac{1}{2}$$

5 $$\frac{1}{12}$$

$$8\frac{4}{12}$$

$$11\frac{8}{12}$$

$$99\times9\div5$$

$$99\times5\div9$$

$$9\times5\div99$$

72

36

18

9

$$1500\div30\div5$$

$$1500\times\left(5\times30\right)$$

$$1500\div\left(5\times30\right)$$