Episode 9 of 15
The order of operations, with and without brackets
The question
Find the value of each expression.
-
(a) 40 + 40 ÷ 8
-
(b) 36 × 10 − 28 ÷ 7
-
(c) 20 + 56 ÷ 8 × 10
-
(d) (80 − 24) ÷ 8
-
(e) 90 × (47 − 27) ÷ 100
-
(f) 350 − (40 × 2 + 60) ÷ 10
Try it first, then show the answerHide the answer
Answer
- (a)45
- (b)356
- (c)90
- (d)7
- (e)18
- (f)336
Look
More in this topic
See all 15
0:18
Episode 1
Numbers in words, written in numerals
0:20
Episode 2
Numbers up to millions, written in words
0:21
Episode 3
The value of the digit 7
0:34
Episode 4
Millions, thousands and ones, either way
0:24
Episode 5
A table of × 10, × 100 and × 1000
0:25
Episode 6
A table of ÷ 10, ÷ 100 and ÷ 1000
0:38
Episode 7
The missing 10, 100 or 1000, or the start number
0:35
Episode 8
Multiply and divide by tens, hundreds and thousands
0:44
Episode 9 · Now playing
The order of operations, with and without brackets
0:38
Episode 10
Divisions as fractions in their simplest form
0:28
Episode 11
68/9 as a decimal, rounded two ways
0:27
Episode 12
5/8 as a decimal, rounded two ways
0:42
Episode 13
A fraction times a whole number
0:19
Episode 14
A fraction times a fraction, in its simplest form
0:32
Episode 15