Adding
Subtracting
Rounding
Word problems
100

7.3 plus 8.9

16.2

100

2.3 minus 1.2

1.1

100

3.4

3.5

100

Sarah has 100 pennies. She gives Max 15 pennies and gets 20 more pennies. How much money does she have in dollars?

$1.05

200

5.6 plus 2.7

8.3

200

2.3 plus 4.5 minus 1.1

5.7

200

234.62

234.60

200

Jade does a math problem for an assignment. 1.5 plus 4.5 minus 3.4. She gets 9.4. what mistake did she make?  

She added all of the numbers.

300

8.9 plus 1.6

10.5

300

89.47 minus 24.31

65.16

300

57.9

58

300

If Janice has a dollar, 50 ;  then how many pennies does she have?  

150 pennies 

400

7.8 plus 4.5

12.3

400

34.5 minus 3.5

31

400

56.6

57

400

Meenal has 0.7 of a chocolate bar. she gives Alina 0.34 of the chocolate bar. Then she gets 0.5 of a chocolate bar from Riddhi. how much of a chocolate bar does Meenal have?  

0.86 of a chocolate bar