1/5 of 400 = 80
400 x 1/5 = 400/5
400/5 = 80
When you multiply by 100 you have to move the decimal place 2 places to the right.
When you multiply by 1,000 you have to move the decimal place 3 places to the right.
When you multiply by 102 and 103, there is no simple trick as with multiplying by 100 or 1,000.
Your final answer is B. <span>multiplying 31.04 by 1,000</span>
0.08
0.2
+
=
0.28 that’s how u work it out
Answer:
18 jars can be filled completely.
Step-by-step explanation:
7L=7000ml
1 jar contain 375 ml
375ml can be filled in 1 jar
375ml=1 jar
1 ml = 1/375 jar
7000 ml = 7000× 1/375 jar
7000ml= 18.67 jar
hence 18 jars can be filled completely.
3a to the power of 2 plus 5a minus 2
