3rd Grade Problem Solving
Carson had a collection of 315 toy cars. He gave away some of his cars and had 240 left. How many toy cars did he give away?
75
2/3 ____ 12/3
2/3 < 12/3
less than
25 divided by 5
5
A pizza has 5 pieces. Sara eats 3 of the pieces. What fraction of the pizza is left over?
2/5
Maya baked 12 cookies. She shared 1/3 with her friends. How many cookies did she keep?
8
Jordan's family is going on a trip. They are traveling 283 miles the first day, 365 miles the second day, and 116 miles on the third day. How many miles have they traveled so far?
764
5/6 ____1/3
5/6 > 1/3
greater than
36 divided by 9
4
Ms. Jones cut her brownies into 24 pieces. She packages 1/3 of them in a container to bring to the party. How many brownies are in the container?
Ms. Jones packaged 8 brownies in the container.
Mark has 2/3 of a cake. Lily has 1/2 of a cake. Who has a bigger piece?
Mark
There are 3,279 dimes and 1,317 pennies in a jar. How many more dimes than pennies are there in the jar?
1,962
18/3 ____21/7
18/3 > 21/7
greater than
20 divided by 4
What does the numerator tell us?
The numerator is the top number in a fraction. It tells us how many equal parts of a whole are being considered, taken, or shaded.
A pizza is cut into 8 slices. Sarah wants to eat 3/4 of a pizza. How many slices will she eat?
6 slices
Ella bought a specialty purse for $288 and a matching wallet for $119. She gave the clerk $500. How much change should Elina have received?
$93
3 ____ 24/5
3 < 24/5
less than
27 divided by 9
3
What does the denominator tell you?
The denominator tells how many equal parts there are in the whole or in the group.
Emily has 1/2 a meter of ribbon. She wants to share it equally with 3 friends. How much ribbon will each friend get?
1/6th each
There are 297 peach trees on a farm. There are 815 peach trees on different farms. What is the difference?
518
7/8 ____ 3/4
7/8 > 3/4
greater than
100 divided 10
A quarter is what fraction of a dollar?
1/4
You and your friends are sharing 3 pizzas. Each pizza is cut into 8 slices.If you have 3 slices, your 1st friend has 6 slices, and your 2nd friend had 4 slices, what are the left over fractions of each pizza. (3 answers)
You(5/8) , 1st friend (2/8), 2nd friend (4/8)