Yasuko Yamaguchi helps students add two numbers using an open number line. Yasuko Yamaguchi helps students add two numbers using an open number line. Let's Learn is available to stream on pbs.org ...

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.

UPDATE (11/30/24) 8:00 a.m. — Broken Arrow Police said the 400 block of West New Orleans Street is back open for travel after a crash knocked over power lines in the area.