Addition
24 + 15
39
48 − 16
32
Minutes in an hour
60
How many centimetres are in 1 metre?
100 cm
In the number 352, what digit is in the tens place?
5
136 + 42
178
175 - 43
132
What time is 30 minutes after 2:15 pm?
2:45 pm
Which is longer: 85 cm or 1 m?
1 m
What is the value of the digit 7 in 472?
70 or tens
258 + 167
425
402 − 178
224
A lesson starts at 9:20 am and ends at 10:05 am. How long is the lesson?
45 minutes
A ribbon is 45 cm long. Another ribbon is 38 cm long. What is their total length?
83 cm
Write 583 in expanded form.
500 + 80 + 3
376 + 248
624
631 − 276
355
What time is 1 hour and 25 minutes after 3:40 pm?
5:05 pm
A rope is 2 m long. How many centimetres long is it?
200 cm
What number has 6 hundreds, 3 tens and 9 ones?
639
A library has 286 fiction books and 357 non-fiction books. How many books are there altogether?
643 books
A school collected 725 cans. If 368 were recycled on Monday, how many cans were left?
357 cans
A movie starts at 1:35 pm and lasts 1 hour and 50 minutes. What time does it finish?
3:25 pm
A 3 m ribbon is cut into two pieces. One piece is 125 cm long. How long is the other piece in centimetres?
175 cm
I am a three-digit number. I have 4 hundreds, 12 tens and 5 ones. What number am I?
525