You can add or subtract numbers in lots of different ways. You can use number lines, number bonds, fact families, 10 squares and counters, or even just writing the numbers down. Sometimes it is faster ...
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 and ...
A number line is a great way to add and subtract. Let’s see how our meerkat uses the number line. First up, we’ll try adding. Let’s start with 6 plus 3. Largest ...
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