Add/Subtract Fractions
3/4 + 1/4 =
4/4 or 1
2/3 x 1/3 =
2/9
Mr. Edwards has 12 pink erasers. He buys 8 boxes of white erasers. Each box of white erasers has 10 erasers in it. He puts all his erasers together. Then, he separates them into 4 equal piles.
How many erasers are in each pile?
23
This angle is greater than 90 degrees
obtuse angle
Lauren and Gina's mother told her daughters they can swim in the pool for 20 minutes. First, they swam laps in the pool for 7 minutes. Then they swam underwater for one minute. Then they played water polo for 8 minutes. How much longer can they stay in the pool?
4 minutes
8/10 - 3/10 =
5/10 or 1/5
3 x 8/12 =
24/12 or 2
There are forty-five students in the school band. If the band instructor put the students into rows with five students in each row, how many rows could he make?
9
Andy brought a computer. The length of the computer is 32 inches and the width is 14 inches. Find the area of the computer.
A = 448
Keith grew 37 carrots, Sally grew 21 carrots, and Tom grew 47 carrots. How many carrots did they grow in all ?
105
2/4 + 6/8 =
1 1/4
2 2/4 x 1/3 =
10/12 or 5/6
Mike has to sell thirty-two chocolate bars to get a prize. If each box contains eight chocolate bars, how many boxes does he need to sell?
4
Toby has a suitcase. The suitcase’s length is 22 inches and the width is 18 inches. Find the area of a suit case.
A = 396
Craig has a twenty dollar bill. He buys six squirt guns for $2 each. How much money did Craig have left?
$8.00
1 3/6 + 2 2/3 =
3 7/6 or 4 1/6
3/9 x 2/4 =
6/36 or 1/6
There are 49 children in the classroom, each student will get 13 pencils. How many pencils will the teacher have to give out ?
637 pencils
This angle has an L shape
right angle
Matthew and his brother Shawn played swimming-pool-basketball. Each basket was worth 3 points. Matthew scored 9 points. Shawn scored 6 points. What is the total number of baskets made during this game?
5
10 3/4 - 8 1/4 =
2 2/4 or 2 1/2
4/8 x 2/3 =
8/24 or 1/3
Benny has 46 black marbles. Dan has 8 times more black marbles than Benny. How many black marbles does Dan have ?
368
This angle measures 180 degrees
straight angle
Maria invited 4 of her friends over for a water balloon fight in the backyard. At the start of the game, Maria gave each of her friends 2 water balloons. She had one water balloon for herself. How many water balloons did they have altogether?
9 balloons