RightStart™ Tutoring Number Sense
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This RightStart Tutoring Number Sense manual is about the application and use of number sense — the understanding of numbers and the quantities they represent. Number sense provides order to math and provides a strong foundation needed for future math learning. It also addresses relationship between numbers and addition and subtraction to four-digits.
So far this has been a good help for my third grade boy who has had a difficult time with numbers.