Read and answer the questions.

问题描述:

Read and answer the questions.
1.Peter has 100 comic books,34 English books and 11 maths books.
How many books does Peter have in total?( )
2.The red hat costs 45 yuan,and the green ong costs37 yuan.
How much is the green hat cheaper than red one?( )

1.Peter has 100 comic books,34 English books and 11 maths books.How many books does Peter have in total?(145 ) 2.The red hat costs 45 yuan,and the green ong costs37 yuan.How much is the green hat chea...