加上 + Object
The verb 加上 (jiāshàng) means "to add" or "to plus," used when combining quantities or appending something extra. Unlike its use as a conjunction, here it functions as a transitive verb taking a direct object. For example, 加上不足 means "add the shortfall."
把这两个数字加上就是总价了。
Bǎ zhè liǎng gè shùzì jiā shàng jiùshì zǒngjià le.
Add these two numbers together and that's the total price.
你再加上一勺糖,味道会更好。
Nǐ zài jiā shàng yì sháo táng, wèidào huì gèng hǎo.
Add one more spoonful of sugar and it will taste better.
算账的时候别忘了加上运费。
Suànzhàng de shíhou bié wàng le jiā shàng yùnfèi.
Don't forget to add the shipping fee when calculating the bill.