5th Review 4.2

Multiply

 $1.5\ \times\ 2.3$  

• 2.4

• 3.5

• 3.45

Multiply
 $3.65\ \times\ 1.2$  

• 4.38

• 0.438

• 10.95

Multiply by powers of ten
 $0.54\ \times10$ 

• 0.54

• 5.4

• 54

Multiply by powers of ten

 $2.34\ \times10^2$  

• 0.0234

• 23.4

• 234

Divide
 $8.4\ \div2$  

• 84

• 42

• 4.2

Divide
 $8.14\ \div20$  

• 0.407

• 4.07

• 0.40 R14

Divide
 $16.5\ \div0.03$  

• 55

• 5.50

• 550

Divide
 $18.6\div1.2$  

• 1.55

• 15.5

• 155

Divide by powers of ten
 $18.7\ \div100$  

• 187

• 1.87

• 0.187

Divide by powers of ten
 $6.3\ \div10^3$  

• 0.0063

• 0.063

• 0.00063