Addition/Subtraction
Which operation does the word “difference” describe?
to subtract
Which expression means “12 less than a number n”?
n-12
A rectangle is 15 ft long and 9 ft wide. What is its perimeter?
48 ft
45 + 27 = 90 – 18
True
Liam rode 234 miles in June, 156 miles in July, and 208 miles in August. How many miles in total?
588 miles
What is 3,476 + 2,589?
6,065
Which equation represents: “8 times a number is 56”?
8 x n = 56
What is the perimeter of a square with side length 14 m?
56 m
6 × 8 = 100 – 52
true
A library has 6,875 books. They buy 2,496 more. How many books total?
9,261 books
What is 8,204 – 3,679?
4,515
Which is the correct translation of: “The sum of 45 and 27 equals 72”?
45 + 27 = 72
A rectangle is 18 cm long and 7 cm wide. What is its perimeter?
50 cm
125 + 236 = 400 – 39
False
A baker made 3,487 cupcakes. He sold 2,695. How many are left?
792 cupcakes left
A town has 15,824 people. If 6,247 moved away, how many people are left?
9,477
Which equation shows “21 less than a number is 79”?
n - 21 = 79
A square has side length 12 m. What is its perimeter?
48 m
1,200 – 675 = 525
True
A soccer team scored 368 goals in one season. The next season they scored 497. How many more goals in the second season?
129 more goals
A farmer collected 9,432 eggs. He sold 6,758. How many eggs remain?
2,674
Translate the phrase: “5 more than twice a number.”
(2 x n) + 5
A rectangle has a length of 25 m and a width of 8 m. What is its perimeter?
66 m
54 ÷ 6 = 27 – 15
False
A zoo had 1,824 visitors on Friday and 2,059 on Saturday. How many more came on Saturday?
245 visitors