IXL | Use compensation to add: up to three digits | 3rd grade math

or

Fill in the missing numbers to find

639

+

85

.

639

+

85

=

639

+

100

–

639

+

85

=

ref_doc_title.

or

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Questions
answeredQuestions

0

Time
elapsedTime

hr	min	sec
00	00	06

SmartScore
out of 100
IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more

0

Teacher tools

Work it out

Not feeling ready yet? This can help:

M.7Use compensation to add - up to two digits