Show:
Rounding/Estimating
Addition/Subtraction
Multiplication/Division
Fractions
Strategy Mix-Up
100

Round 624 to the nearest 100.

600

100

802+495

1297

100

9 x 12

108

100

Name an equivalent fraction to 1/2.

any answer where the numerator is half of the denominator.

100

Use partial sums/decomposing to solve 1354 + 6542

1000 + 6000 = 7000
300 + 500 = 800
50+ 40 = 90
4 + 2 = 6

7000 + 800 + 90 + 6 =7896

200

Create 3 different numbers that 2456 can round to.

2000, 2500, 2460, 0

200

1293+529+46

1868

200

96 x 7

672

200

Compare the following fraction with <,>, or =. 

1/6 ______ 1/4

<

200

Use area model to solve 583 X 7

        500         80         3

7      3500      560        21


3500 + 560 + 21 = 4081

300

Create an estimate for 729 + 184.

900, 910

300

Jana sold 842 tickets to the spring dance. Lola sold another 719 tickets. How many tickets did they sell in total?

1561 tickets

300

817 x 4

3,268

300

4/12 + 3/4 = __________

13/12 or 1 1/12

300

Use a number line to accurately represent the equation 6 x 2/3

Start at 0.
Part wholes into thirds.
6 jumps, each jumping 2/3 at a time.
Final answer/jump lands on 12/3 or 4.

400

Create an estimate for 806 - 247.

500, 560

400

Rodrigo was buying birthday presents for his twin sisters. He got a $106 bike for one sister and a $98 scooter for the other. He also bought them both a dollhouse to share which cost $294. How much money did he spend all together? 

$498

400

Kara is planning a graduation party for her son. She wants to give each person 5 cookies as a party favor. If 189 people attend the party, how many cookies will she need to bake?

945 cookies

400

Order these fractions from least to greatest.

4/3, 1/4, 4/12, 8/9, 5/6

1/4, 4/12, 5/6, 8/9, 4/3

400

Draw a model to help solve the equation 4 - 1 3/5.
Write your answer.

4 wholes parted into 5 sections.
1 whole crossed out. 3/5 crossed out.
Final answer 2 2/5

500

Create an estimate for 193 x 950.

200,000 or 180,500

500
The Patel family is taking a road trip from Baltimore to Denver. On Friday they drove 1,921 miles. On Saturday they drove another 971 miles. On Sunday they drove 1,345 miles. Final on Monday, they drove the last 817 miles. How far did they from Friday to Sunday?

4237 miles

500

The fifth grade is planning a picnic for the end of the year. There are 168 students in the grade. The teachers want to make sure each student receives 3 slices of pizza, 2 juice boxes, and 12 pieces of candy. How many slices of pizza, juice boxes, and pieces of candy will they need to order?

504 slices of pizza. 336 juice boxes. 2,016 pieces of candy.

500

Every year the Waverly Firehouse collects money to use to buy food for families in need. The Firehouse collected $530 this year. If 1/5 of the money went towards buying produce, how much money did they spend on produce?

$106

500

Use area model to solve 827 x 19

        800        20          7

10    8000      200        70

9      7200      180        63

8000+7200+200+180+70+63 = 15,713