Addition
Do you have to line up the place values when adding?
YES!
Do you have to line up the place values when subtracting?
YES
Do you HAVE to line up the place values when multiplying?
No. You can, but you do not have to.
1,372 / 5
274.4
0.34+0.49
0.83
9.58-3.24
6.34
3 x 0.8
2.4
47.25/3
15.75
0.169+0.022
0.191
1-0.08
0.92
1.84 x 25.1
46.184
13/0.2
65
15.3+6.998
22.298
15-0.937
14.063
71.2 x 0.58
41.296
33.8/2.6
13
To decorate the classroom Ms. L is wrapping the window in string lights. The window is 36 inches by 48.25 inches. How many inches of string lights does she need for the window?
(Hint: You are finding the perimeter)
168.5 inches of lights.
Mafalda has a save percentage of 0.7380 points, so far this hockey season. Last season, her save percentage was 0.5850 points.
How much has Mafalda's save percentage improved?
0.153
Ms. L is creating a new background for Louie's tank. The tank wall is 12.5 inches by 10.8 inches. What is the area of the wall she needs to cover?
(Hint: Area of a rectangle is base x height)
135 square inches
1.395/0.31
4.5