Addition & Subtraction
Add 345 and 278
623
What is the value of the 6 in the number 6 842?
6 000
What is the formula for finding the area of a rectangle?
length × width
What is 7 × 8
56
Which is bigger: one-third or one-fourth?
One-third
You have 950 marbles. You give away 376. How many do you have left?
574 marbles
Write 4 709 in expanded form.
4 000 + 700 + 0 + 9
A rectangle has a length of 8 cm and a width of 5 cm. What is its area?
40 square centimetres
I multiplied a number by 6 and got 54. What number did I start with?
9
Convert ½ to a decimal
0.5
A shop sold 682 apples on Monday and 439 apples on Tuesday. How many apples were sold altogether?
1 121 apples
Which digit is in the hundreds place in the number 8 435?
4
A triangle has a base of 10 cm and a height of 6 cm. What is its area?
30 square centimetres?
A crate holds 12 bottles. If there are 5 crates, how many bottles altogether? Then subtract 6 broken bottles.
54 bottles
(12 × 5 = 60, 60 − 6 = 54)
You ate 2 out of 8 slices of pizza. Write this as a fraction. Then write it as a decimal.
2⁄8 and 0.25
Subtract 2,135 from 5,000
2 865
Partition the number 3 086 in two different ways.
3 000 + 80 + 6
or
2 000 + 1 000 + 80 + 6
If the area of a rectangle is 56 cm² and the length is 7 cm, what is the width?
8 cm?
3 × 8 is the same as 6 × __ ?
4
2/3 + 1/6
5/6
A library had 1,250 books. 347 books were damaged and 198 were lost. How many books are left?
705 books
A number has 2 in the ones place, 3 in the thousands, 7 in the tens of thousands place,5 in the hundreds and 0 in the tens. What is the number?
73 502
A triangle has an area of 36 cm². Its height is 6 cm. What is the length of its base?
12 cm?
I am thinking of a number. When I multiply it by 9, the answer is 108. What is my number?
12
Add 2.35 and 4.7
7.05