related facts
what are the three other related equations?
5x6=30
6x5=30
30 ÷ 6=5
30÷5=6
estimate 450x340 by rounding each number to the nearest hundred
500x300= 150,000
True or false?
64-10-10-10-10=4x9
false
Tito makes 6 times as many sandwiches as Michael. Michael made 12 sandwiches. How many sandwiches did Tito make?
t=6xm
m=12
t=6x12
t=72
Order the numbers 552,332; 553,032; and 552,232 from greatest to least.
553,032; 552,332; 552,232
what multiplication property is shown:
5x7=35
7x5=35
communitive property
estimate 54x37 by rounding each number to the nearest ten
50x40=2,000
The equation represented by "a number, n, times 11 is 77" is _____________
and the value of n is ________
77=nx11
n=7
Millie has 3 bananas. She needs 3 times as many bananas to make a recipe. How many bananas does Millie need?
3x3=9
identify the dividend:
33÷11=3
33
what is the value of b?
81÷b=9
b=9
round 3,567 to the nearest thousand
4,000
True or false?
120-10-10-10-10-10=7x10
true
Amelia has 32 pencils. She has 4 times as many pencils as markers.
Which equations could help you find how many markers Amelia has?
32=4xm
32=mx4
32÷m=4
32÷4=m
True or False: In a fact family, the product is the same number used as the dividend in the related division equations.
True
Solve and provide the related multiplication and division equations
12x4=x
4x12=48
48÷4=12
48÷12=4
estimate 463x520 by rounding each to the nearest hundred
500x500=250,000
The equation represented by "a number, n, times 9 is 45" is _____________
and the value of n is ________
nx9=45
n=5
A runner finishes a race in 42 minutes, which was 6 minutes faster than her last race. How many minutes, m, was her last race?
42=m-6
42+6=m
m=48
What is the product of the related multiplication problems:
36÷6=6
36
Here's your number:
132
make me 4 related equations that use 132
ex:
11x12=132
12x11=132
132÷11=12
132÷12=11
estimate 43x270
40x300=12,000
The equation represented by "a number, n, times 12 is 60" is _____________
and the value of n is ________
nx12=60
n=5
Ms. Wilson has 4 times as many students as Ms. Barrera. Ms. Wilson has 24 students. How many students does Ms. Barrera have.
bx4=24
b=6
what is ten times the value of the 7 in the number 2,3470
700