Round numbers, the distributive property, time, rectangles and multi-digit numbers
Answers are for parents and teachers.
1
40 × 50 = ?
2000
2
Calculate 7 × 58 as 7 × 50 + 7 × 8.
406
3
A match began at 16:15 and ended at 17:45. How many minutes did it last?
90
4
A square yard has side 8 m. What is its area in m²?
64
5
Write the number: 120 thousands and 35 ones.
120 035