What are common factors of 12 and 20? 1, 2, 3, 4, 5, 6, 10, 12, 20.
1, 2, 4
A. (180 - 30) : 2 = 75 B. 180 - (25 x 2) = 130
A) 24 mins B) 108 mins C) 372 mins
A. Median = 4 B. Mean = 3.8
Katie counts back in 5s from 19. What is the number in the sequence closest to -20?
-21
Put these numbers in order, starting with the largest: 1.34, 1.4, 135/1000, 13/10
1.4, 1.34, 13/10, 135/1000
Calculate the area of the right-angled triangle.
(6 x 8) : 2 = 24
Sally rolls a fair dice and records the outcomes. She records numbers less than 4. She records odd numbers. Explain why these outcomes are NOT mutually exclusive.
1 and 3 are odd numbers and less than 4. These events can happen at the same time, so they are NOT mutually exclusive.
Calculate 89 : 5. Give your answer as a mixed number.
17 4/5
4, 4, 1, 5, 2
Write 5 6/9 in its simplest form.
5 2/3
Calculate 3/4 + 7/9. Give your answer as a mixed number.
27/36 + 28/36 = 55/36 = 1 19/36
Convert these fractions into decimals and percentages: A. 27/100 B. 384/100 C. 1/5
A. 0.27, 27% B. 3.84, 384% C. 0.2, 20%
Which ones are common multiples of 6 and 9? 1, 3, 6, 9, 18, 24, 36.