Check & Double Check Math Level 4

Numbers to 999,999, rounding, number patterns, 5-digit addition and subtraction, multiplication, related division facts, 3-digit by 2-digit multiplication, 3-digit by 1-digit division, decimals - tenths, hundredths, metric measurement, time, money, geometry, fractions. Uses the check and double check concept whereby children first perform the skill, then perform it twice more to ensure the skill has been mastered before moving on. This series is by level versus grade, making them ideal for remedial or enrichment. Gr. 3 - Gr. 5