Add and subtract three-digit numbers with Springling and Minni and Subbi. Join Mrs. McCartney for a Number Talk with D.C. and Value Pak. We'll add and subtract three-digit numbers with Springling ...

Teach your children 1st grade math skills like counting, adding and using number words. In first grade, students focus on solving more difficult addition and subtraction problems.

Quiz: Subtraction with up to 4-digit numbers. ... If you can subtract two 3-digit numbers from each other, then you can use the same method to subtract two 4-digit numbers.

Teaching in Room 9. Open Number Lines 2 | 2nd Grade Math. Special | 28m 38s Video has Closed Captions | CC. Addition & subtraction strategies to solve two-digit equations using an open number line.

Subtracting 2-digit numbers. ... Column subtraction showing the number 54 in a place value chart using pencils, ... Slide 1 of 3, Column subtraction 42 - 28, End of image gallery. Back to top.