1.  Sally earned 10¢ every day during May. How much did she earn in total?

$___.____ 
2.  Anna earned 20¢ every day during July. How much did she earn in total?

$___.____ 
3.  David spent 70¢ on tomatoes every Saturday during July.
How much did he spend in total? 
$___.____ 
4.  Tom spent 80¢ on hamburgers every Tuesday during August.
How much did he spend in total? 
$___.____ 
5.  In April, Ken earned $3.30 by doing household chores. He spent $1.40 of it.
How much did he have left? 
$___.____ 
6.  In September, Adam earned $1.85 by doing household chores. He spent $1.70 of it.
How much did he have left? 
$___.____ 