Decimals
4.2 - 2.3 =
1.9
93-67=
26
54 x 7
378
1/2 + 2/5=
Hint* Common denominator: 10
9/10
Violet bakes 7 dozen cookies. She ate 2 cookies. She gave 2 dozen cookies to her brother. She gave 9 cookies to her mother. How many cookies did Violet have left?
7 x 12 = 84
2 + 12 + 12 + 9 = 35
84 -- 35 = 49
49 cookies
53. 4 − 3.2 =
50.2
82+79
161
4,472
3/4 - 1/3
Hint* Common denominator: 12
5/12
Addison collects coins from the United States and Canada. She has 8 Canadian coins in her collection. She has four times as many U.S. coins. How many coins are in Addison’s collection?
8 x 4 = 32
32 + 8 = 40
40 coins
8.3 + 5.3 =
13.6
735+479
1,214
532 x 43=
22,876
5/6 + 1/4 =
Hint* Common denominator: 12
1 1/12
There are 8 vases. Each vase has 3 white flowers and 3 orange flowers in it. What is the total number of flowers in all of the vases?
3 + 3 = 6
6 x 8 = 48
48 flowers
42.6 − 5. 7 =
36.9
8,532 + 3,851=
12,383
59 × 32=
1,888
7/10 - 1/5=
Hint* Common denominator: 10
5/10
or
1/2
There are 5 bags of gummy worms. Each bag has 50 worms in it. How many gummy worms are there in all?
50 + 50 + 50 + 50 + 50 = 250
or
50 x 5 = 250
250 gummy worms
86.42 + 4.82
91.24
8,765 - 3,467=
5,298
3,871 x 5 =
19,355
2/3 + 3/8 =
Hint* Common denominator: 24
25/24
or
1 1/24
Ohio has an area of 44,825 square miles. New York has an area of 54,556 square miles. How much larger is New York than Ohio?
54,556 - 44,825 = 9,731
9,731 square miles