9S Week 47 Main Input

Write 640 000 in standard form

• 64

For her holiday, Alyssa changed 2800 Malaysia Ringgits (MYR) to US Dollars ($) when the exchange rate was 1 MYR = $0.325. At the end of her holiday she had $210 left. How many dollars did she spend?

Write 64% as a decimal

Carlos changed $950 into Malaysian Ringgit (MYR) when the exchanged rate was $1 = MYR 2.95. Calculate how many MYR Carlos received.

Write down the four factors of 21

• 1, 7, 3, 21

• 1 x 21

• 7 x 3

There are 156 g of sugar in a 240 g of bar of chocolate. Write 156 as a percentage of 240.