Look at the bar graph below. How many more butterflies did Alisha catch then Jolie?
8
6
2
3
One beaver family has taken down 127 small trees to build a home in a lake. Another beaver family has taken down 109 trees to build a home in another lake. What is the difference in the number of trees the two beaver families took down?
17
18
16
236
Five classrooms each have three computers. How many computers do the five classrooms have in all?
9
25
15
Only one problem below is solved correctly. Which one is correct?
7 × 50 = 300
8 × 90 = 710
9 × 20 = 190
7 × 90 = 630
If you draw an array with 3 rows and 7 columns, which multiplication sentence can you use to find the total?
3 + 7
7 × 3
7 × 7
3 × 3