Unit 6 Study Guide Review

Select all of the forms that match the number 5.364.

• (5 X 1) + (3 X 0.1) + (6 X 0.01) + (4 X 0.001)

• (5 x 1) + (3 x 1/10 + (6 x 1/100) + (4x 1/1000)

• Five and three hundred sixty four thousandths

• 0.5 + 0.3 + 0.06 + 0.004

Select all of the forms that match the number Four and Two Hundred Fifteen Thousandths

• (4 X 1) + (2 X 0.1) + (1 X 0.01) + (5 X 0.001)

• (4 x 1) + (2 x 1/10 + (1 x 1/100) + (5 x 1/1000)

• 4.215

• 4.20015

Round the following number to the nearest hundredth: 0.0466

Round the following number to the nearest tenth: 15.123

Round the following number to the nearest tenth: 135.158

Round the following number to the nearest hundredth: 135.158

What is 241.3 – 81.55?

• 150.85

• 169.75

• 159.85

• 159.75

Select all of the expressions that represent the sum 11.66 + 3.5.

• 1 ten + 5 ones + 1 tenth + 6 hundredths

• 14.71

• 12 + 1/100

• 1 ten + 5 ones + 1 tenth + 6 hundredths

• fifteen and sixteen hundredths

Clara and her parents are sending a box of gifts to their relatives in the Philippines. The packed box weighs 41.5 kilograms, but the weight limit is 40 kilograms. Clara removes a gift that weighs 2.47 kilograms. What is the new weight of the box?

• 39.3 kg

• 16.5 kg

• 39.03 kg

• 42.97

Kontar has two coins from Ghana. One coin, a pesewa, has a mass of 1.82 grams. The other coin, a cedi, has a mass of 7.3 grams. What is the total mass of the two coins?