Find the best solutions to your problems with the help of IDNLearn.com. Discover comprehensive answers to your questions from our community of knowledgeable experts.

rounding or compatible numbers to estimate the sum of 87+34=

Sagot :

we are simplifying this so they are easier to add in your head.

87+33 is easier math to do in your head

so our new estimated number would be 120 
If you are just trying to estimate count 8 and 3 together but the answer is 121