1、90 5 32

68 0 500

30 32 243

25 0 60

2、70 70 60

80 50 90

90 30 40

I'll connect

60: 123 ? 2 479 ? 8 304 ? five

70:347 ? 5 632 ? nine

solve problems

1、 132 ? 6 = 22 (person) A: It takes 22 bags.

2、 126 ? 4 = 3 1 (between)? We need 32 rooms.

3. Mom's age: 6? 5+2 = 32 years

32 ? (6+2)= 4 (times) A: My mother is four times as old as Xiaoming.