Rounding
Round to the accuracy of the underlined digit:
725
Answer:
730
What is the missing number?
7 x ____ = 63
Answer:
9
Write "<", "=", or ">" to compare the fraction:
3/15 ____ 9/15
Answer:
<
What is the answer?
9 / 3 = ?
Answer:
3
In order to start constructing the house, Charlie and his father needed to gather some wood from the forest. If they initially have 15 extra planks of wood in the house and Charlie and his father got 10 planks of wood each, how many pieces of wood do they have in total?
Answer:
15 + 10 + 10 = 35
There are 35 planks of wood.
Round to the accuracy of the underlined digit:
8,290
Answer:
8,300
What is the missing number?
_____ x 12 = 36
Answer:
3
Write "<", "=", or ">" to compare the fraction:
8/20 ____ 3/6
Answer:
<
What is the answer?
54 / 9 = ?
Answer:
6
John is building a tree house to serve as his hideout. The first thing he did is to gather some materials. For the pillars, he needs two sets of wood with different lengths. If the first set of wood is 4 feet long and the second set is 5 times longer than the first set, how long is the second set of wood?
Answer:
4 x 5 = 20
The second set of wood is 20 feet long.
Round to the accuracy of the underlined digit:
812,174
Answer:
810,000
Find the product:
90 x 40 = ?
Answer:
3,600
Simplify the fractions:
40/50
Answer:
4/5
What is the answer?
340 / 10 = ?
Answer:
34
A hotel has 7 floors. The lobby, restaurant and gym are located on the ground floor. The guestrooms are on 1st to 6th floors. If there are 35 standard rooms on each floor, how many standard rooms are there?
Answer:
35 x 6 = 210
There are 210 standard rooms.
The first bus had 96 passengers and the second bus had 107 passengers. There are about ________ passengers into total.
a. 200
b. 150
a. 200 (100 + 100 = 200)
What is the missing number:
_______ x 160 = 4,800
Answer:
30
Simplify the fractions:
54/72
Answer:
3/4
What is the answer?
2,800 / 4 = ?
Answer:
700
On Friday, many of the students were missing in her class. 1/8 of the class went to a basketball tournament and 1/8 of the class called in sick. What fraction of the class was in school?
Answer:
1 - (1/8) - (1/8) = (6/8) or (3/4)
3/4 of the class was in school.
In a city, there are 45,960 electric cars and 96,113 gas cars. There are about ________ more gas cars than electric cars.
a. 5,000
b. 50,000
b. 50,000 (96,000 – 46,000 = 50,000)
Find the product:
475 x 6 =?
Hint: Use multiplication in columns
Answer:
2,850
Add the fraction:
2/15 + 3/15
Answer:
1/3
What is the answer?
5,400 / 90 =?
Answer:
60
At the kitchen of a popular restaurant, the assistant chefs are preparing the ingredients for a busy Friday night. There were 3 and 1/2 of bags of flour in the kitchen. 4 and 1/2 bags of flour were delivered. How many bags of flour are there in total?
Answer:
3(1/2) + 4(1/2) = 8
There are 8 bags of flour in total.