Focus on 2011-2012. All of these vocabulary words will increase testing achievement

Focus on

2011-2012

All of these vocabulary words will increase testing achievement.

Essential Question

What are the definitions of words students must know for CRCT testing?

oBar GraphoLine GraphoCircle GraphoDataoMean and Median

Words to help students do well on the CRCT.

Bar GraphBar Graph – a graph with bars of different lengths to compare quantities.

3rd grade students need to know how to read a bar graph.

Line Graph Line Graph- a graph used to show changes over a period of time.

Line graphs can be used to show data.

Circle GraphCircle Graph- a graph that shows how a total amount has been divided into parts.

A circle graph is sometimes called a pie graph and must add up to 100% or 1.

DataData- information or facts that describe some situation.

The data was entered into the computer.

Essential Question

What are the 4 math operations students must know for testing?

Division, Addition, Multiplication, Subtraction.

Math OperationsOperations Division ÷ Addition + Multiplication xSubtraction -

Probability Probability – the chance of an event happening. (Something told or facts learned.)

The probability of the Atlanta Falcons winning next year’s Super Bowl is not very likely.

Ordinal Number

Ordinal Numbers- a number used to tell order or position such as first, second, third, fourth.

First Second Third Fourth

ProductProduct- the answer in multiplication.

3 x 4 = 12

The product (or answer) is 12.

QuotientQuotient- the answer in division

In the problem 12 divided by 4, the quotient is 3.

12÷ 4 = 3 (quotient)

SumSum– the answer in addition.

3 + 6 + 9 = 18 (sum)

Difference Difference –

the answer for subtraction

25 – 10 = 15 (Difference)

72 – 20 = 52 (Difference)

ConsecutiveConsecutive – happening or following one after another.

Mrs. Lindsay was away for four consecutive days.

Table Table - a chart that lists facts and figures, usually in columns.

Bonus WordPrime Number – a whole

number greater than 1 whose factors are only 1 and itself. It can only be divided by 1 and itself.

The numbers 2, 3, 5, 7,11, 13, 17, and 19 are the first eight prime numbers.

Bonus WordTessellation shapes that fit together on a flat surface without leaving gaps. The formation spirals outward from a central shape.

A tessellation made by

a 4th Grade Class.