1, you can change a card.
Can I exchange it?
2. You can change a card.
3, can change Zhang and Zhang
4, can change Zhang and Zhang
5. Can I change it?
Can I exchange it?
Can I exchange it?
Can I exchange it?
6. Can I change it?
Can I exchange it?
7, 9 yuan = () Angle 30 Angle = () yuan.
8, 7 Angle = () 4 yuan 8 Angle = () Angle.
2 yuan = () angle 15 yuan = () angle.
Second, calculate how much each one is.
1, 5 yuan 3 Angle +2 yuan 5 Angle = () yuan () Angle.
2. 12 yuan 2 Angle -8 yuan 2 Angle = () yuan and () Angle.
3、
Jiao Yuan Jiao Yuan
4, 3 2 yuan+4 2 Angle = () Yuan () Angle.
5, 6 yuan 1 yuan +2 yuan 5 points = () yuan () angle.
Third, the connection must be careful:
66 jiao 2 jiao 7 fen
27 points, 6 yuan 6 jiao.
1 yuan 4.66 cents
6.6 cents 14 angle
1 angle 100 point
1 yuan 10 points
Four. Fill in >,