Focus on

2011- 2012

Can you read each

word?

Can you identify each

picture?

Can you spell each word correctly?

Do you know the definition of each word?

whole numbers

(0, 1, 3, … )

whole numberswhole numbers - the numbers in the set

(0,1 ,2, 3,…..)

sum

sumsum- the answer in addition.

Example: 8 + 7 = 15

The sum is 15.

difference9 – 6 = ?

10 – 5 = ?

difference difference - the answer in subtraction.

Example: 9 – 4 = 5

The difference is 5.

product

productproduct: the answer in multiplication.Example: 4 x 8 = 32

The product is 32.

quotient

quotientquotient: the answer in division.

Example: 24 ÷ 3 = 8

The quotient is 8.

place value

place valueplace value- the value determined by the position of a digit in a number.Example: In 562, the digit 5 means 5 hundreds, the digit 6 means 6 tens, and the digit 2 means 2 ones.

regroup

regroupregroup - to rename a number by exchanging base - ten materials of one value for base - ten materials that are equal to it.Example: 12 can be regrouped as 1 ten 2 ones or 12 ones.

253 can be regrouped as 2 hundreds 5 tens 3 ones or 1 hundred 15 tens and 3 ones.

array

arrayArray- an arrangement of objects or numbers in rows and columns.Example:

numerator

numeratornumerator – the number above the fraction bar in a fraction.Example: 2/5 (2 is the numerator.)

denominator

denominator - the number below the fraction bar in a fraction.

2/5 (5 is the denominator.)

denominator

mixed number

mixed numbermixed number- a number written as a whole number and a fraction.

Example: 2 ¾

estimate

estimate estimate - a rough guess or calculation about an amount, distance or cost.

For more help with these terms and concepts, visit the Online Assessment

System at

https://georgiaoas.org/servlet/a2l

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