Fractions
3/4
What is the chance of flipping heads on a coin?
1/2
100cm
What comes next: 4, 8, 12, 16, ___
20
What is 0.5 + 0.3?
0.8
What is 3/4 - 1/2?
1/4
What is the probability of rolling a 3 on a die?
1/6
How many minutes are in 2 hours?
120 minutes
What is the rule: 3 → 6, 5 → 10, 7 → 14
Multiply by 2
What is 1.2 + 0.75?
1.95
What is 2/3 + 1/6?
5/6
A number is chosen from 1–20.
What is more likely: picking a multiple of 2 or a multiple of 5?
Multiples of 2 (10 numbers vs 4 numbers)
What is the perimeter of a square with a side of 5cm?
20cm
What is n if n + 7 = 15?
8
What is 3.5 − 1.8?
1.7
What is 5/6 - 1/3?
1/2
A spinner has 5 equal sections: 2 red, 2 blue, 1 green.
Is landing on red twice in a row more or less likely than landing on blue then green?
Red twice = 4/25, Blue then green = 2/25 → Red twice is more likely
A square has a perimeter of 24 cm. What is the length of one side?
24 ÷ 4 = 6 cm
What is the missing number: 6 × ___ = 48
8
What is 4.2 × 2?
8.4
What is 7/8 + 3/4?
1 5/8
There are 10 students: 6 prefer pizza, 4 prefer burgers.
If you randomly choose 2 students, is it possible both prefer burgers? Explain how you know.
Yes (4 burgers available)
A rectangular field is 12 m long and 8 m wide. A student walks all the way around the field twice, then walks straight across the middle (the width) once. How far did the student walk in total?
What is the rule: 2 → 5, 4 → 7, 6 → 9
Add 3
What is 6.0 ÷ 0.5?
12