Whole Numbers
Identify the place value of the 5:
251,987,346
ten millions
Compare using the correct inequality symbol:
-(-5) ___ 3
>
Translate into symbols and solve:
"7 copies of -4"
7(-4)=-28
15-5(4)=
-5
-|-6|
-6
612,835
610,000
Divide:
-48 div (-6)=
8
Translate into symbols and solve:
"8 subtracted from -2"
-2-8=-10
30-20div4times2+6
26
Define absolute value
Absolute value is a number's distance from zero on a number line.
Add:
685 + 736 =
1,421
Multiply:
5(-1)(-2)(3)=
30
A theater has 16 rows with 28 seats per row. How many seats does the theater have?
16(28) = 448
There are 448 seats.
-4(2-7)^2+10=
-90
Which operations have the associative and commutative properties?
a) Addition & Subtraction
b) Multiplication & Division
c) Addition & Multiplication
d) All of them
c) Addition & Multiplication
Subtract:
842 - 527 =
315
Evaluate the expression:
15+(-3)-10=
2
You have 4 sets of 12 blue pens and 3 sets of 10 red pens. How many total pens do you have?
4(12) + 3(10) = 48 + 30 = 78
You have 78 total pens.
(4-8)^2-24div(-12)=
18
Show how the distributive property could be applied to the following:
5(10+4)
5(10) + 5(4) or 50 + 20
Divide:
789div4=
197 r 1
Evaluate the expression:
-14-(-3)+5-1=
-7
Frank starts with $790 in his account. He writes a check for $210, another check for $380, and deposits $450. How much is now in his account?
790 - 210 - 380 + 450 = 650
Frank has $650 in his account.
36div6-2(3-2^3)=
16
Is the following statement True or False?
"Multiplication should always be done before division."
FALSE
You multiply or divide from left to right.