Vocabulary
What is the sum between 774 and 69?
sum = addition
774 + 69 = 843
9 x 8
72
56 ÷ 8 = ? R = ?
56 ÷ 8 = 7 R = 0
A bakery made 203 rolls in a day. These rolls were packed into boxes of 2 each. How many rolls were left unpacked ?
203 ÷ 2 = 101 R=1
There was 1 roll left unpacked.
? - 826 = 208
? -826 +826 = 208 +826
? = 208 +826
? = 1,034
What is the difference between 931 and 275 ?
difference = subtraction
931 - 275 = 656
27 x 3
81
94 ÷ 4 = ? R = ?
94 ÷ 4 = 23 R = 2
(23 x 4 = 92 and 94 - 92 = 2)
A shop sold 12 shirts in a month. The shop sold three times as many caps as shirts. How many caps did the shop sell in the month?
12 shirts = 1 month
3x more caps = 1 month
12 x 3 = 1 month
36 caps = 1 month
The shop sell 36 caps in the month.
? x 2 = 12
Possibility number 1
6 x 2 = 12 ( I know that 2 x 6 = 12)
Possibility number 2
? x2 ÷2 = 12 ÷2
? = 12 ÷2
? = 6
Round each number to the nearest hundred.
Then estimate the total value.
7,383 + 824
7,400 + 800 = 8,200
862 x 4
3448
473 ÷ 2 = ? R = ?
473 ÷ 2 = 236 R = 1
(236 x 2 = 472 and 473 - 472 = 1)
Sophie made 12 sushi rolls each day. How many sushi rolls did she make in a week ? Round your answer to the nearest ten.
12 sushi rolls = 1 day
? = 1 week = 7 days
12 x 7 sushi rolls = 1 week = 7 days
84 sushi rolls = 1 week = 7 days
84 rounded to nearest ten = 80
Sophie made around sushi rolls a week.
? ÷ 4 = 100
? ÷4 x4 = 100 x4
? = 400
What is the product of 100 and 42 ?
product = multiplication
100 x 42 = 4,200
74 x 33
2442
823 ÷ 3 = ? R = ?
823 ÷ 3 = 274 R = 1
(3 x 274 = 822 and 823 - 822 = 1)
A librarian was given $47 to buy magazines for the city library. At most, how many magazines could she buy if each magazine cost $6 ?
$6 x number of magazines = $47
6 x ? = 47
? x6 ÷6 = 47 ÷6
? = 7 R=5
At the most the librarian will be able to buy 7 magazines. She/he will have $5 left.
8 x 5 = ? + 12
40 = ? + 12
40 -12 = ? +12 -12
40 -12 = ?
28 = ?
141 x 21
2961
853 ÷ 4 = ? R = ?
853 ÷ 4 = 213 R = 1
(4 x 213 = 852 and 853 - 852 = 1)
The sum of three numbers is .
The first number is twice as great as the second number.
The second number is twice as great as the third number.
What is the greatest number ?
A + B + C = 28
A = 2 x B
B = 2 x C
A=16 ; B=8 ; C= 4
The product of 100 and 23 is ________ more than 98.
100 x 23 = 123
123 - 98 = 25
The product of 100 and 23 is 25 more than 98.