Fraction Flip
It takes 1/5 of a gallon of paint to cover a chair. This is how many chairs you can paint with 6 gallons.
30 Chairs
Solve 756 divide 21
36
42 x 103
42,000
82.5 divide 100=
0.825
Which is larger: 5 div 1/2 or 5xx1/2
5 div 1/2= 10
Because 5xx1/2= 2 1/2
You have 1/3 of a giant sub sandwich left. If 4 people share that remaining piece equally, this is the fraction of the whole sandwich each person gets.
1/12 of a sandwich
A bus holds 42 students. If 500 students are going on a field trip, what is the number of buses needed so no one is left behind.
12 because
500 divide 42 = 11 R38
Write the value 105 as a standard whole number
100,000
Multiplying a number by 0.1 is the exact same as dividing by what whole number?.
example 4.3 x 0.1= 4.3 divide ___
10
A box has a volume 1,380 in3 If the based of the box is 30 in2, what is the height of the box?
1,380 div 30= 46 inches
Solve 1/2 divide10=
1/20
If you share 53 cookies among 5 people, how many cookies will each person get?
10 and 3/5 of a cookie or 10.6 because:
50 divide 5= 10
3 divide 5= 3/5
When you multiply 5.8 x 104 The decimal point moves which way and how many spaces? What is the final answer?
The decimal point moves to the right 4 spaces. The answer is 58,000
Dante noticed that in the problem 456.7 divide 1,000= 0.4567 , the digits stayed the same but the decimal moved. Explain why the decimal moves to the left.
The value of each digit becomes 10 times smaller for every power of 10 you divide by and changes the place value by one step.
4.5 x 10? = 4500 What is the value of the ?
3 because 4.5 x 1000 = 4500 and 1000=103
True or False: When you divide a whole number by a unit fraction smaller than 1(like 1/4 ), the quotient is always smaller than the starting number.
False. The quotient gets larger because you are seeing how many fractions can go into a whole number.
10 divide 1/2= 20
If I have 1,463 marbles, and I want to divide them between 25 tables, how many marbles will I have at the tables if I try to divide them evenly between the tables.
1,463 divide 25 = 58 R13
Therefore 13 tables will have 59 marbles and some tables will have 58 marbles
0.07 x 10-2
0.0007
Solve 3.4 X 0.01=
0.034
Write a power of ten expression that would change 0.0009 into 900
0.009 x 105=900
Alice is making cupcakes. If she is able to make 1/5 of the batch in 21 minutes, how many hours will it take to finish the entire batch of cupcakes?
21 div 1/5= 21 xx 5/1
or 105 minutes is equal to 1 3/4 hours
Sid has $52.75 in quarters. How many quarters does he have? If Sid wants to put the quarters into piles of 8, how many piles can he make? Are there any left over?
52.75 div 0.25 = 211 quarters
211 div 8= 26 R 3 or 26 piles and 3 leftover
3.4 divide 10^-3=
Since we are dividing by a very small number (0.001) it will make a bigger number, we will move the decimal over by 3 spaces to the right. This equals
3,400
2.64 divide 0.10=
The equation 2.64 divide 0.10= is similar to 264 divide 10= which means the answer is 26.4
Fill in the blank
0.023 xx 10^5 =23,000 x ____
23,000 x 10-1 or 23,000 x 0.10