Sums
-3 + 9 =
6
-3 - 5 =
-8
-6 ⋅ 8 =
-48
-72 ÷ -4 =
18
Vera attends piano lessons for 3 hours each week and practices at home for 2 3/4 hours each week. How many total hours does Vera play her piano each week?
5 3/4 hours
2.78 + 3.1 =
5.88
5.32 - 2.7 =
2.62
1.7(-2.1) =
-3.57
120 ÷ -15 =
-8
Mr. Roy overdrafts his account by $25.60 and then is charged a $10.35 fee by the bank. What is the change in Mr. Roy's bank account?
-$35.95
3.7 + (-4.2) =
-0.5
-4.31 - 7.84 =
-12.15
-4.6 ⋅ (-7.2) =
33.12
35.7 ÷ 21 =
1.7
The cell phone company charges Marcy a late fee of $5.23 per day until the balance is paid. If Marcy is 8 days late, what is the change in her bank account?
$41.84
2/3 + 5/6 =
1 1/2
7/8 - 2/3 =
5/24
-5/4 ⋅ 1/3 =
-5/12
-9/5 ÷ 2 =
-9/10
Marie has 7 3/4 pounds of candy to make Halloween goody bags for her students. If she puts 5/8 of a pound of candy in each goody bag, how many Halloween goody bags can she make?
12 2/5 --> She can make 12 Halloween goody bags
1 3/7 + 5/8 =
2 3/56
3 3/4 - 7/8 =
2 7/8
-2 2/3 ⋅ 4 1/10 =
-10 14/15
-3 7/10 ÷ -2 1/4 =
1 29/45
Sharon is baking six batches of muffins. She will need 1 1/4 cups of sugar for each batch of muffins. If she begins with a bag of sugar that contains 10 cups of sugar, how many cups of sugar will be left in the bag?
2 1/2 cups of sugar will be left in the bag.