Review of Division - grade 4

Number

Divisible by 3

Divisible by 5

Divisible by 10

This is a review lesson with a variety of exercises for fourth grade division topics. It includes exercises for order of operations, mental division problems, division with remainders, long division, word problems, divisibility, finding factors, and prime numbers.

1. Solve.

20 ÷ 10 + 15 = _______

20 × 10 + 15 = _______

(200 + 100) ÷ 5 = ______

200 + 100 ÷ 5 = _______

10 × 12 + 40 ÷ 10 = _______

10 × (12 + 40) ÷ 10 = ______

2. Solve mentally.

a. 3,100 ÷ 100 = ______

450 ÷ 10 = _______

b. 240 ÷ 20 = _______

800 ÷ 40 = _______

c. 4,200 ÷ 600 = _______

3,200 ÷ 80 = _______

3. Solve.

45 ÷ 6 = ______ R ____

46 ÷ 6 = ______ R ____

12 ÷ 7 = ______ R ____

27 ÷ 8 = ______ R ____

31 ÷ 4 = ______ R ____

56 ÷ 9 = ______ R ____

4. Divide and check your work.

a. 708 ÷ 3 Check:

b. 1,504 ÷ 8 Check:

5. Divide and check your work.

a. 392 ÷ 5 Check:

b. 2,845 ÷ 6 Check:

6. Harry has 288 seashells, and Timmy has
one fourth of that amount. How many does
Timmy have?

7. Mark's 70 candles were packaged into boxes.
Twelve candles fit in each box.

a. How many boxes became full?

b. How many candles were in the box that was
not full?

8. Four yards of material cost $38.88.
How much does one yard cost?

9. John's test scores were 92, 85, 89, 75,
and 89. Find his average score.

10. Mark an X if the number is divisible by 3, 5, or 10.

11. Fill in.

a. Is 7 a factor of 64?

_____, because

___________________________.

b. Is 98 a multiple of 2?

_____, because

__________________________.

c. Is 76 divisible by 8?

_____, because

___________________________.

d. Is 30 a factor of 30?

_____, because

__________________________.

12. Check if these numbers are primes or composites. Use the divisibility rules for 2, 3, and 5 to help you.

a. 87 is prime/composite

If composite:

87 = ____ × ____

b. 89 is prime/composite

If composite:

89 = ____ × ____

c. 91 is prime/composite

If composite:

91 = ____ × ____

13. Find all the factors of the given numbers.

a. 24

Check 1 2 3 4 5 6 7 8 9 10

factors: ______________________________

b. 27

Check 1 2 3 4 5 6 7 8 9 10

factors: ______________________________

c. 66

Check 1 2 3 4 5 6 7 8 9 10

factors: ______________________________

d. 75

Check 1 2 3 4 5 6 7 8 9 10

factors: ______________________________

Imagine you divided all numbers from 1 to 100 by 6.
Which ones of those numbers would have
a remainder of 5, when divided by 6?

Math Lessons menu

Place Value Grade 1 Using a 100-bead abacus in elementary math Teaching tens and ones Practicing with two-digit numbers Counting in groups of ten Skip-counting practice (0-100) Comparing 2-digit numbers Cents and dimes Grade 2 Three-digit numbers Comparing 3-digit numbers Grade 3 Place value with thousands Comparing 4-digit numbers Rounding & estimating Rounding to the nearest 100 Grade 4 Place value - big numbers	Add & subtract lessons Grade 1 Missing addend concept (0-10) Addition facts when the sum is 6 Addition & subtraction connection Grade 2 Fact families & basic addition/subtraction facts Sums that go over over the next ten Add/subtract whole tens (0-100) Add a 2-digit number and a single-digit number mentally Add 2-digit numbers mentally Regrouping in addition Regrouping twice in addition Regrouping or borrowing in subtraction Grade 3 Mental subtraction strategies Rounding & estimating	Multiplication Grade 3 Multiplication concept as repeated addition Multiplication on number line Commutative Multiply by zero Word problems Order of operations Structured drill for multiplication tables Drilling tables of 2, 3, 5, or 10 Drilling tables of 4, 11, 9 Grade 4 Multiplying by whole tens & hundreds Distributive property Partial products - the easy way Partial products - video lesson Multiplication algorithm Multiplication Algorithm — Two-Digit Multiplier Scales problems - video lesson Estimation when multiplying
Division Grade 3 Division as making groups Division/multiplication connection Division is repeated subtraction Zero in division Division that is not exact (remainder) Divisibility Grade 4 How to teach long division Long division as repeated subtraction Why long division works Zero in dividend Remainder & long division Two-digit divisor Review of division topics Divisibility Divisibility within 0-1000 Divisibility rules Prime factorization 1 Prime factorization 2 Sieve of Eratosthenes	Fraction Lessons Understanding fractions Finding fractional parts with division Mixed numbers Fractions to mixed numbers and vv. Adding like fractions Equivalent fractions Adding unlike fractions 1 Adding unlike fractions 2: Finding the common denominator Adding mixed numbers Subtracting mixed numbers Subtracting mixed numbers 2 Measuring in inches Comparing fractions Simplifying fractions Multiply fractions by whole numbers Multiply fractions by fractions Multiplication and area Simplify before multiplying Dividing fractions by whole numbers Dividing fractions: fitting the divisor Dividing fractions: reciprocal numbers Dividing fractions: using the shortcut	Geometry Lessons Lines, rays, and angles Measuring angles Parallel & perpendicular Acute, obtuse, and right triangles Angle sum of a triangle Equilateral & isosceles triangles Circles Symmetry Altitude of a triangle Polygons Perimeter Area of rectangles Area of right triangles Area of parallelograms Area of triangles Area versus Perimeter Angles in Polygons (PDF) Review: Area of Polygons (PDF) Surface Area (PDF)
Decimals Lessons Decimals videos Decimals (1 decimal digit) Decimal place value (1 decimal digit) Decimals (2 decimal digits) Decimal place value (2 decimal digits) Decimals (3 decimal digits) Add & subtract (1 decimal digit) Add & subtract (2 decimal digits) Add and subtract decimals — practice Comparing decimals Multiply a decimal by a whole number Multiply decimals by decimals Divide decimals—mental math Divide decimals by decimals Multiply and divide decimals by 10, 100, and 1000 Decimals review lesson	Percents Lessons How to teach proportions Percent - the basic concept Percentage of a number—mental math How to calculate a percentage of a number How to calculate percentages Basics of percent of change	General Four habits of highly effective math teaching Why are math word problems SO difficult for children? Hint: it has to do with a "recipe" that many math lessons follow. The do's and don'ts of teaching problem solving in math Advice on how you can teach problem solving in elementary, middle, and high school math. How to set up algebraic equations to match word problems Students often have problems setting up an equation for a word problem in algebra. To do that, they need to see the RELATIONSHIP between the different quantities in the problem. This article explains some of those relationships. Seven reasons behind math anxiety and how to prevent it Mental math "mathemagic" with Arthur Benjamin (video) Keeping math skills sharp in the summer Geometric vanish puzzles Science resources Short reviews of the various science resources and curricula I have used with my own children.