First, the title abbreviation

1.2400 200

2.470

3.0

4. 1 2

5. 1 0

6. Three, four

7.3300

8.200? 5 1000

Second, the title is abbreviated.

1.69? 9 7? 9 1 2.83? 3 5? 48 27? nine

3.B 4。 C 5。 B

Third, the title is abbreviated.

1.69 39 540 252 0 900 80 288 700 55 320 720

2.3402 1636 5740 45 18

3.？ 1377 ? 1006 ? 5 10

Fourth, the title is abbreviated.

1.280 420 560 700 840

2.840 2030 1 120 2460

Verb (abbreviation for verb) short title

1.2650 bundles of 2.96 sheets, 3.389 sheets and 4.24 capsules.

5.( 1) 5 1 yuan (2)8 yuan (3) is not enough, the difference is 10 yuan.

Intelligent gas station

White rabbits: 24 black rabbits: 8 rabbits.