Add, subtract, multiply, and divide
How do you solve "11 times 46"in the easiest way?
1.10 times 46 equals 460
2.1 times 46 equals 46
3.460 plus 46 equals 506
What is a ray?
A ray is made of a point and a line.One end of it could be as far as possible, and one end has a point.You cannot measure how long it is.
What is a square?Explain.
A square is a quadrilateral that has 4 equal sides and 4 right angles.
Write a fraction that is equal to 3/4.
4/8(答案不一）(There are more than one answer)
A ginger cat weighs 4 kilograms.An elephant weighs 2000 kilograms.How many cats' weight is equal to an elephant's weight?
2000 divided by 4 equals 500(cats)
An elephant's weight is equal to 500 cats' weight.
What is 35 times 3?
(Hint:Solve this by yourself)
35 times 3 equals 105
What is a line?
A line is a straight line with no points.Both of its ends can go as far as possible.You cannot measure how long it is.
How many kinds of triangles can you recognize?List them all.
Triangles:Equilateral, isosceles, and scalene.
Explain why 8/16 is equal to 1/2 and 4/8.
8/16 is equal to 1/2 and 4/8 is because it is a multiple of the other two fractions.
A large zoo has 14 pandas.How many pandas do 7 of these zoos have?
7 times 14 equals 98 (pandas)
7 of these zoos have 98 pandas.
What is 3.569 times 1000?
3.569 times 1000 is equal to 3569
What is a line segment?
A line segment is a line with two points on the two ends of it.Both of its ends couldn't move.You can measure how long it is.
How can you tell if a shape is a square?
I could recognize a square because it has 4 equal sides, 4 right angles, 4 sets of perpendicular lines, 2 sets of parallel lines, and 4 lines of symmetry.
Write the numerator and denominators of 5/15.
Numerator: Denominator:
Numerator:5 Denominator:15
Kamila is preparing for her very own birthday party.She got 32 party hats🎉, 80 ring pops 🍬, 64 necklaces, and 24 pieces of cake🍰.Kamila invited 8 friends to her party.How many party hats, ring pops, necklaces, and pieces of cake will each friend get?
32 divided by 8 equals 4(party hats)
80 divided by 8 equals 10(ring pops)
64 divided by 8 equals 8(necklaces)
24 divided by 8 equals 3(pieces)
Each friend of Kamila's will get 4 party hats, 10 ring pops, 8 necklaces, and 3 pieces of cake.
What strategy do you use when you solve 79 times 63?Explain.
I solve 79 times 63 by using the standard algorithm.My answer is 4977.
Which type of line cannot be measured?
Lines and rays cannot be measured.
How can you recognize a rectangle?
I could recognize a rectangle because a rectangle has 4 sides, 4 right angles, 2 sets of parallel lines, 4 sets of perpendicular lines, and 2 lines of symmetry.
Nora and Sam is buying a pizza.Nora ate 3/8 of their pizza, and Sam ate 4/8 of their pizza.Nora said:"You ate 8/16 of our pizza."Is Nora right?"
Nora is right because 8/16 is a multiple of 4/8.
A small restaurant has been shopping for 5 pounds of beef, 3 pounds of onion, and 10 pounds of noodles.They also bought 1 kilogram of sugar and salt.A big restaurant bought 3 times of the thing the small restaurant did.How many kilograms of food did both of the restaurants bought altogether?
5+3+10=18(pounds) 18 pounds=18000(kilograms)
18000 times 5 =90000(kilograms)
90000+18000=108000(kilograms)
Both restaurants bought 108000 kilograms of food.
What is "1.3487 times 100000"?
1.3487 times 100000 is 134870.
Can you measure how long a line segment is?Explain.
You can measure how long a line segment is because both ends of a line segment cannot move as far as possible, so you can measure it.
What is the kind of shape that has 4 sides, two sets of parallel lines, two acute angles, and two obtuse angles?
This kind of quadrilateral is a parallelogram.
What do you think is the meaning of 3/9?
(Hint:Use the similarities between the numerator and the denominator to solve this problem)
The meaning of 3/9 is a whole split into 9 pieces, and 3/9 is 3 pieces of it.
Virginia and Victoria are out to the coffee store.Virginia ordered a mid-sized coffee, and Victoria ordered the same as Virginia's.Virginia drank 2/7 of the coffee and Victoria drank 1/4 of her coffee.Virginia said:"I drank more coffee than you."Victoria disagree with her.Who is right?One cup of mid-sized coffee costed $10.58.How much do both girls have to pay?
2/7=8/28 1/4=7/28 8/28>7/28
10.58+10.58=21.16($)
Virginia is right.Both girls have to pay $21.16.