add and subtract within 20
2+8
10
Information collected from people is called what?
data
What does fewer mean?
less
10-3
7
What 3 things does a picture graph need?
title, labels, pictures
The biggest number always goes where on a tape diagram?
the bottom
You are playing what's behind my back with 10 cubes. Your partner shows you 4 cubes. How many are behind his back?
6
What 4 things does a bar graph need?
title, labels, bars, numbers
If the question mark is at the bottom of the tape diagram, what do you do to find the answer? Add or subtract?
add
5+?=20
15
If you are finding how many people voted for cats or dogs, do you add or subtract?
add
There were 26 students in the cafeteria. There were 18 more students on the playground than in the cafeteria. How many students were on the playground? Make a tape diagram.
26+18=44
31+15
46
If you want to find out how many people voted all together, what do you do?
add all the numbers together
There are 35 cherries in the bowl. There are 17 fewer cherries on the plate. How many cherries on the plate? Make a tape diagram.
35-17=18