___________
Maths
Ratio and proportion
Starter quiz
Try it
Give to class
What number is 12 times the size of 4?
'48' ✓
What is
12 \times 30
equal to?
36
306
360 ✓
3,600
How many 50s are there in 200?
2
3
4 ✓
5
6
What is the value of a on this double number line?
'5' ✓
What is the value of b on this double number line?
'18' ✓
If you continued this number line, what distance on the map would represent 45 km on the island?
'15 cm' ✓
+
What is the value of a on this double number line?
What is the value of b on this double number line?
If you continued this number line, what distance on the map would represent 45 km on the island?