Adding And Subtracting Decimals
Adding And Subtracting Fractions
100

2.5 + 3.3

5.8

100

one half plus five sixths

one and two sixths

200

2.6 + 8.003?

10.603

200

one tenth plus three fifths 

seven tenths

300

7.98 - 5.070

2.91

300

eight eighths minus three fourths

five eighths

400

6.9980 - 5.6098

1.3882

400

six eighteenths minus two ninths 

two eighteenths

500

4.28 - 1.093

3.187

500

ten sixteens plus six twenty fourths

seven eighths