ylc-ttes-sdm分數加法

分數的加法: 1/3 + 2/5 = ?

• 5/6

• 3/8

• 7/10

• 11/15

分數的加法: 3/4 + 1/2 = ?

• 5/4

• 2/3

• 9/16

• 7/8

分數的加法: 5/6 + 2/3 = ?

• 7/9

• 3/4

• 19/18

• 11/12

帶分數: 2 1/4 + 1 3/5 = ?

• 3 7/20

• 2 5/9

• 4 1/2

• 5 2/3

帶分數: 3 2/3 + 2 1/4 = ?

• 6 5/12

• 7 3/4

• 4 2/3

• 5 1/2

帶分數: 4 1/2 + 3 3/4 = ?

• 7 1/4

• 9 1/2

• 6 3/4

• 8 1/4

國小階段: 24 ÷ 3 = ?

• 6

• 4

• 8

• 12

題目困難的: 3/8 ÷ 1/4 = ?

• 3/8 ÷ 1/4 = 3/8 * 4/1 = 12/8 = 1 1/2

• 3/8 ÷ 1/4 = 1/4

• 3/8 ÷ 1/4 = 7/8

• 3/8 * 1/4 = 3/32

題目困難的: 7/12 ÷ 5/6 = ?

• 7/12 ÷ 5/6 = 1/2

• 7/12 ÷ 5/6 = 7/12 * 6/5 = 42/60 = 7/10

• 7/12 ÷ 5/6 = 2/3

• 7/12 * 5/6 = 35/72