Addition
Subtraction
Standard Units
Time
Perimeter
100
Please solve: 35 + 15 =?
50
100
34 - 12=?
22
100
What is 尺?
Foot
100
I woke up at 8:00 and arrived at school at 9:30, how much time passed?
1 hour and 30 minutes
100
If a square has one side with 5 inches, what is its perimeter?
The square has a perimeter of 20in.
200
Please solve: 127 + 24 =?
151
200
67 - 29=?
38
200
What is 寸?
inch
200
The sun will rise at 7:30 and will set at 6:30, how long will the sun be up?
The sun will be up for 11 hours.
200
If all the sides of the triangle are the same length and one side is 3cm. long, what is its perimeter?
The perimeter is 9cm.
300
Please solve: 34 + 25 + 40=?
99
300
123 - 27=?
96
300
What is 釐米?
centimeter
300
If you were at school from 8:40 to 2:40, how many hours were you in school?
I was in school for 6 hours.
300
A rectangle has sides with lengths 3mm, 5mm, 3mm, and 5mm. What is its perimeter?
The perimeter of the rectangle is 16mm.
400
Please solve: 12 + 25 + 16 + 14 =?
67
400
342 - 126=?
216
400
How many feet are in a yard?
3 feet
400
Our English class is from 10:30 to 12:15, how long are we in English class for?
We are in English class for 1 hour 45 minutes.
400
There is a square with a perimeter of 40in. What are the lengths of each side?
Each side is 10in. long.
500
Using the Partial Sums method, please solve: 345 +123 _____
400 60 + 8 _____ 468
500
Using the Counting-Up method, please solve: 413 - 291 =?
291 + 9 _____ 300 + 100 _____ 400 + 10 _____ 410 + 3 _____ 9+100+10+3 =122
500
How many centimeters are in a meter?
100 centimeters
500
I at dinner at 5, then ate a snack 2.5 hours later, what time did I eat my snack?
I ate snack at 7:30
500
What is 週長?
Perimeter
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