Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 杰克和罗斯想在放学后开一家遛狗生意。他们制作了1,236张传单在附近分发。杰克分发了120张传单，罗斯分发了320张传单。还剩下多少张传单需要分发？


### Response:
 杰克和罗斯总共分发了120 + 320 = <<120+320=440>>440张传单。
所以，他们还剩下1,236 - 440 = <<1236-440=796>>796张传单需要分发。