Numbers & Place Value
What is the value of the digit 7 in the number 47,268?
7,000
Solve: 3 + 4 × 2
11
What is –5 + 7?
2
A pencil costs $2. How much do 5 pencils cost?
$10
Convert ½ to a decimal.
0.5
Write 5,004,020 in words.
Five million, four thousand, (and) twenty.
Solve: (8 + 6) ÷ 2
7
Simplify: –12 – (–8)
-4
Sarah has 40 candies. She shares them equally among 8 friends. How many candies does each friend get?
5 candies
Simplify: 12/18
2/3
Round 89,764 to the nearest thousand.
90,000
12 – 3² × 2
–6
Multiply: –6 × –3
18
A bus travels 60 km in 1.5 hours. What is its speed in km/h?
40 km/h
Write the ratio 24:36 in simplest form.
2:3
Write this number in words: 82,407,316.
Eighty-two million, four hundred seven thousand, three hundred sixteen
(5 + 2) × (10 – 6) ÷ 2²
7
The temperature is –8°C. If it drops 5 degrees and then rises 12 degrees, what is the new temperature?
–1°C
A shirt originally costs $50. It is on sale for 25% off, and then an additional 10% off the sale price. What is the final price?
$33.75
20% of the students in a class are absent. If there are 30 students in total, how many are present?
24 students
Say this number correctly: 7,032,000,415.
Seven billion, thirty-two million, four hundred fifteen
100 ÷ (5 × 2²) + 3³
32
A submarine is 250 m below sea level. It rises 180 m, then dives 95 m deeper. What is its final position relative to sea level?
–165 m
A rectangle has length 12 cm and width 8 cm. If both are increased by 25%, what is the new area?
150 cm² (new length 15, new width 10 → area = 150)
A store increases the price of a $60 item by 15%. What is the new price?
$69