Grade 3 Q3 Review

Addends

100

9419 + 999

10,418

200

• Find the missing addend: 97 + n = 435

338

300

Find t:   7t + 4 = 60

8

400

• I bought one pizza for $3.10, two pens for $0.3 each, and a school bag for $40. How much did I spend in total?

43.7

500

• Round the addends to the nearest ten, then find the sum: 555 + 55 + 5

630

Multiplication/Division

100

Seven Squared = 

49

200

789 x 4 = 

3,156

300

831 divided by 3

277

400

Susan has as triangle, a pentagon and an octagon. What is the total number of sides?

16 sides

500

Patrick can eat 7 pizzas in one hour. How many hours would it take him to eat 63 pizza?

8 hours

Decimal/Fractions

100

• What is 9% as a decimal?

.09

200

• How many seconds is 10% of a minute?

6 seconds

300

Write the fraction (1/10) and (1/5)  as a percent:

10% and 20%

400

What is (1/3) of 800 + 100?

300

500

What is 80% of 50?

40

Random

100

Is 12 prime? Why or why not?

No because 12 can be divided by 2, 3, 4 and 6 (factors).

200

How many years is 7 centuries and 2 decades?

720 years

300

2054 seeds were planted in the garden, but only one half sprouted. How many seeds sprouted?

1027

400

What's the difference between a factor and a multiple?

A factor is a number that is multiplied to get a product. A multiple is a product divided by a whole number without leaving a remainder.... or something like that.

500

How many vertices in a cube?

8

Science

100

Can sound travel through liquid? Gas? Solids? or all of them?

All of them

200

What does pitch mean? Give examples

How high or low a sound is. 

High: Mouse squeak   Low: Lion roar

300

What is a conductor mean?

Move electricity easily - copper

400

What does amplitude mean?

How high a sound wave goes - how loud a sound is.

500

Name three renewable energies:

Hydro, solar, wind, tidal, biomass