Math Replacement News December 18, 2015 Third Grade Third grade students used the partial-quotients strategy to divide multi-digit numbers this week. They also explored angles that form on clocks. In January students will learn how to use a protractor to measure acute, obtuse and reflex angles. Fourth Grade Fourth grade students explored natural measures of length this week. They also converted Metric units of length. Millimeters, centimeters, meters, and kilometers were all converted. In January students will investigate the role that sample size plays in data collection. Fifth Grade Fifth grade students took a test on fractions earlier in the week. They started to explore angle properties on Thursday and Friday. In January students will measure angles, find the sum of angles and use coordinate grids to bisect rays and lines. SL Math Replacement Twitter Student E-portfolios Curriculum