Step 1 Write and say(基础性作业)
在“数学文化周”中,同学们参加了“我是清点小能手”活动。快来看看谁清点得又快又准确吧！
We have nine books. I have four books. You have five books. How many books do we have?
Four plus five equals nine.
4 + 5 = 9.
1.
We have toy cars. I have toy cars. You have toy cars. How many toy cars do we have?
plus equals .
+ =
2.
We six teddy bears. I have teddy bears. You have . teddy bears do we have?
plus equals .
+ =

Step 2 Read and report(拓展性作业)
活动中,同学们需根据“已有物品清单”及“所需物品清单”进行核对,统计出还需要购买的物品及数量。快来一起算算吧！
We need sixteen footballs. We have fourteen footballs. Sixteen minus fourteen equals two. We need two footballs.




1. We need toy cars. We have toy cars. minus equals . We need toy cars.
2. We need . We have . minus equals . We need .

1. twelve, nine, Twelve, nine, three, three
2. eight teddy bears, six teddy bears, Eight, six, two, two teddy bears