Westonci.ca is the ultimate Q&A platform, offering detailed and reliable answers from a knowledgeable community. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

Need help with this question

Need Help With This Question class=

Sagot :

Answer:I believe that it is the first one

Answer:

Compatible numbers

Step-by-step explanation:

Compatible numbers are pairs of numbers that are easy to add, subtract, multiply, or divide mentally. When using estimation to approximate a calculation, replace actual numbers with compatible numbers. ... An estimate of 513 + 299 is found by mentally calculating 500 + 300 = 800.