Show:
16
17
18
19
20
100
$243 + $578=
$821
100
294+312+5=
611
100
$372+$278=
$670
100
How many hours equal a whole day?
24 hours
100
Round to the nearest ten. 78
80
200
46-18=
28
200
8+b=14
6
200
c-47=31
c=78
200
23-18=
5
200
Round to the nearest dollar $21.45
$21
300
m-46=32
m=78
300
Twenty-four children visited the school science fair. The remainder of the visitors were adults. There were seventy-five visitors in all. How many visitors were adults? Write and solve the equation.
24+a=75 a=51 adults
300
Tomas ran to the fence and back in 58 seconds. If it took Tomas 21 seconds to run to the fence, how many seconds did it take him to run back from the fence? Write and solve the equation.
21+m=58 m=37 seconds
300
On the first day, Shaquana read fifty-one pages. She read some more pages on the second day. She read seventy-six pages in all. How many pages did she read on the second day? Write and solve an equation.
51+m=76 m=25 pages
300
Round to the nearest 25 cents $11.81
$11.75
400
Twenty-three horses grazed in then pasture. The rest of the horses were in the corral. If there were eighty-nine horses in all, how many horses were in the corral? Write and solve the equation.
23+c=89, c=66 horses
400
Four hundred seven fans sat on one side of the field at a soccer play-off game. Three hundred sixty-two fans sat on the other side of the field. Altogether, how many fans saw the game? Write and solve the equation.
407+362=f f=769 fans
400
Two hundred ninety-seven boys and three hundred fifteen girls attend Madison School. How many children attend Madison School? Write and solve the equation.
297 + 315 = w w=612 children
400
Twelve of the twenty-seven children in Room 9 are boys. How many girls are in Room 9? Write and solve an equation.
12+g=27 g=15 girls
400
A bakery employee baked seventy-two raisin muffins in two batches. Twenty-four muffins were baked in the first batch. How many muffins were baked in the second batch? Write and solve the equation.
24+m=72 m=48 muffins
500
Three hundred seventy-five students were standing in the auditorium. The other one hundred seven students in the auditorium were sitting down. Altogether, how many students were in the auditorium? Write and solve the equation.
375 + 107=t t=482 students
500
Use the digits 9, 2, and 8 to write an even number less than 300. You may use each digit only once. Which digit is in the tens place?
298; 9
500
Lexington, Kentucky, receives an average of 46 inches of precipitation each year. Huron, South Dakota, receives an average of 25 fewer inches. Write and solve an equation to find the average amount of precipitation Huron receives each year.
46 - 25= n n=21 inches
500
Use digital form to show what time it is at a quarter to nine in the evening.
8:45pm
500
Four hundred seventy-six people attended the Friday evening performance of a school play. Three hundred ninety-seven people attended the Saturday evening performance. Altogether, how many people attended those performances? Write and solve the equation.
476+397=p p=873 people