4th grade math
Strategies
Strategy · 4th grade, 5th gradeHow do decimal grids (hundredths grids) work?
A decimal grid is a 10-by-10 square that stands for 1 whole. Each column is one tenth (0.1) and each small square is one hundredth (0.01). Kids shade squares…
Strategy · 4th grade, 5th gradeHow do you make a line plot with fractions?
A line plot shows data on a number line, with an X above the line for each measurement. In 4th and 5th grade the measurements are fractions like 1/8, 1/4, an…
Strategy · 4th grade, 5th gradeHow do kids convert measurements in 5th grade?
Kids use two-column tables to convert between units in the same system, like feet and inches or meters and centimeters. The table shows the pattern (1 foot =…
Strategy · 4th grade, 5th gradeWhat is the partial quotients method for division?
Partial quotients is a way to divide by taking away easy chunks, like 10 or 20 groups of the divisor at a time, and keeping track of how many groups you took…
Strategy · 4th grade, 5th gradeWhy does the decimal point "move" when you multiply by 10?
When you multiply by 10, every digit moves one place to the left on a place value chart, because each place is worth 10 times the place to its right. Dividin…
Strategy · 3rd grade, 4th grade, 5th gradeHow do kids round decimals with a number line?
To round on a number line, kids write the two "neighbor" numbers the number sits between, mark the halfway point, and see which neighbor it is closer to. 3.4…
Strategy · 3rd grade, 4th grade, 5th gradeIs a square a rectangle? (The shape family tree)
A shape hierarchy is a family tree for shapes. Every shape in a group has all the features of the groups above it. A square has 4 right angles, so it is a re…
Strategy · 3rd grade, 4th grade, 5th gradeWhat is a tape diagram in math?
A tape diagram (also called a bar model) is a rectangle split into equal parts that shows how the numbers in a word problem fit together. For "3/8 of 24 stic…
Strategy · 3rd grade, 4th grade, 5th gradeWhat is the area model for multiplication?
The area model is a way to multiply by drawing a rectangle, splitting each number into tens and ones, and multiplying the smaller pieces. Adding the pieces g…
