You can use place value to align the numbers together so you can subtract correctly. Match the ones, tenths, and hundredths digits together to subtract.
4.23
2.75
then you can subtract correctly without any mistakes in place value
The perimeter of an object is found by adding all of the sides. The sides of his frame would be 2 ft, 2 ft, 1.5 ft (18 inches / 12 inches per foot = 1.5 feet), 1.5 feet. Adding these together we get a total length of 7 feet. However, he may want to use a slightly longer board to account for any errors!
Answer:
36.8 minutes or 36 minutes 48 seconds
Step-by-step explanation:
8 percent of 40 is 3.2
(.08 times 40)
40 minus 3.2 is 36.8 :)
(.8 times 60 is 48)
Answer:
See the three attached images.
Step-by-step explanation:
image1 shows the intersection of b and c: 
. (green "football")
image2 shows the <u>complement</u> of a (outside a): 
(yellow)
image3 shows the intersection of those sets: 
(green "football with a bite out of it") :-)
Answer:
-138
Step-by-step explanation:
