In this task students determine the number of hundreds, tens and ones that are necessary to write equations when some digits are provided. Students must, in some cases, decompose hundreds to tens and tens to ones.
CK-12 Middle School Math Concepts for seventh grade provides a complete textbook. It presents topics including algebraic thinking, patterns, decimals, decimal operations, fractions, fraction operations, integers, integer operations, ratios, rates, proportions, percents, percent applications, equations, solving equations, inequalities, functions, graphing functions, geometry, plane geometry, solid geometry, area, perimeter, surface area, volume, statistics including mean, median, mode and range, graphing and types of graphs, and probability.
This short video and interactive assessment activity is designed to teach third graders about place value problems involving grouping of items.
This short video and interactive assessment activity is designed to teach fourth graders about using greater than and less than.
This task requries students to think about division by fractons.
In this task, students can see that if the price level increases and peopleŐs incomes do not increase, they arenŐt able to purchase as many goods and services; in other words, their purchasing power decreases.
This short video and interactive assessment activity is designed to teach third graders about choosing the multiples of a given number up to 12.
Teachers (and then students) lead the class in chanting numbers from 1 to 120.
In this task using a number line, students must partition the interval between 0 and 1 into eighths.
This short video and interactive assessment activity is designed to teach fourth graders about coins and bills.
This short video and interactive assessment activity is designed to teach fourth graders about is it a multiple?.
This short video and interactive assessment activity is designed to teach fifth graders about comparing fractions with common denominators or common numerators.
This short video and interactive assessment activity is designed to teach fifth graders about ordering fractions with different denominators.
This short video and interactive assessment activity is designed to teach fifth graders about comparing decimals and fractions using inequalities.
This short video and interactive assessment activity is designed to teach third graders about comparing values of two numbers.
This short video and interactive assessment activity is designed to teach second graders about comparing values of multiple numbers within a set.
This short video and interactive assessment activity is designed to teach fourth graders about comparing values of two numbers ii.
This short video and interactive assessment activity is designed to teach second graders about mixed operations: selecting the correct sentence.
This short video and interactive assessment activity is designed to teach third graders about word problems that compare values.
This short video and interactive assessment activity is designed to teach second graders about more and less (addition and subtraction).