If you're seeing this message, it means we're having trouble loading external resources on our website.

Хэрэв та вэб шүүлтүүртэй газар байгаа бол домэйн нэрийг *.kastatic.org and *.kasandbox.org блоклосон эсэхийг нягтална уу.

Үндсэн товъёог

Unit 1: Нэмэх ба хасах үйлдэл

400 possible mastery points

Энэ нэгжийн тухай

In this topic, we will add and subtract whole numbers. The topic starts with 1+1=2 and goes through adding and subtracting within 1000. We will cover regrouping, borrowing, and word problems.


  • No videos or articles available in this lesson

Дадлага ажил

Level up on the above skills and collect up to 320 Mastery points
Танд санал болгох дараагийнх:

Нэгж тест

Level up on all the skills in this unit and collect up to 400 Mastery points!