Review: multi-digit numbers, operations and motion
Answers are for parents and teachers.
1
Write the number made of 12 million, 40 thousand and 7 ones.
12 040 007
2
Calculate 36 450 + 27 890 + 13 550 conveniently.
77890
3
Work out 306 × 25.
7650
4
Work out 42 000 : 56.
750
5
A train travelled for 5 hours at 96 km/h. How many km did it cover?
480