Red
(28.75 x 11.1) - (285.6 + 4.368) =
= (319.125) - (289.968)
= 29.157
(4.59 x 1.2) - 3.587 =
= (5.508) - 3.587
= 1.921
(2.5 + 3.24) - (0.02 x 8) =
= (5.74) - (0.16)
= 5.58
(9 x 0.4) + (6.2 - 5.35) =
= (3.6) + (0.85)
= 4.45
(3.59 x 100) - 45.84 =
= (359) - 45.84
= 313.16
A wire is 45.5 inches long. If 1 inch is approximately 2.5 centimeters, what is the wire's length in centimeters?
Number sentence: 45.5 x 2.5 =
= 113.75
113.75 centimeters long
A train travels at 104.5 kilometers per hour. How far can it travel if it travels at a constant speed for 4 hours?
Number sentence: 4 x 104.5 =
= 418.0
418 kilometers
A school's waste bank project managed to collect 100 kilograms of newspaper. If a kilogram of newspaper can be sold for 1.50 baht, how much could the waste bank earn from selling the collected newspaper?
Number sentence: 100 x 1.50 =
= 150.00
150 baht
A streamer consists of triangular pennants as shown in the figure below. What is the length of the streamer if the base of each pennant is 1.35 centimeters long?
(13 pennants)
Number sentence: 13 x 1.35 =
= 17.55
17.55 centimeters long
A disaster relief package weighs 5.5 kilograms. How much do 12 disaster relief packages weigh?
12 x 5.5 =
= 66
66 kilograms
A gift bow can be made from 0.75 meters of ribbon. How much ribbon is needed to make 7 bows for baskets of fruit?
7 x 0.75 =
= 5.25 meters
Beth needs to wrap 25 presents. She needs 1.75 meters of ribbon for each one of them. How much ribbon does she need?
25 x 1.75 =
= 43.75 meters
A bottle of vegetable oil has a capacity of 980.5 cubic centimeters. How much vegetable oil do 20 bottles contain?
20 x 980.5 =
= 19,610 cubic centimeters
A US dollar was worth 36.45 baht. How much was 100 US dollars worth in baht?
36.45 x 100 =
= 3,645 baht
A bunch of roses costs 52.25 baht. How much do 23 bunches of roses cost?
52.25 x 23 =
= 1,201.75 baht