2x2-Digit
3x2-Digit
Estimating & Calculating
Front-End Estimation & Calculating
Decimal Multiplication
100

34 x 12

408

100

123 x 15

1,845

100

112 x 19

Estimation: 2,000

Exact: 2,128

100

4.67 x 3

Front-End Estimation: 12.00

Exact:14.01

100

8.06 x 9

72.54

200

67 x 41

3,015

200

456 x 23

10,488

200

345 x 42

Estimation: 12,000

Exact: 14,490

200

7.89 x 4

Front-End Estimation: 28.00

Exact: 31.56

200

7.89 x 7

55.23

300

81 x 29

2,349

300

708 x 34

24,072

300

598 x 57

Estimation: 36,000

Exact: 34,086

300

18.42 x 4

Front-End Estimation: 72.00

Exact: 73.68

300

14.25 x 4

57.00

400

56 x 71

4,088

400

819 x 47

38,493

400

624 x 38

Estimation: 24,000

Exact: 23,712

400

32.18 x 9

Front-End Estimation: 270.00

Exact: 289.62

400

32.71 x 5

163.55

500

John is planning to break the world record for hot dog eating.  He is going to try to eat 94 bags of hot dogs over the next year.  Each bag of hot dogs has 88 hot dogs in it.  

How many hot dogs did John eat?

8,272

500

A total of 372 donations were made to the school hockey team last year.  Everyone paid the same amount, $86.

How much money was donated to the team?

31,992

500

Abraham is buying 67 new horses for his acreage. Each horse only costs $789 because someone else had to sell their ranch.

How much money did Abraham spend on his 67 new horses?

Estimation: 64,000

Exact: 59,964

500

Garphanzo just bought 6 used drills from Estaban on Facebook Marketplace.  Estaban sold him the drills for $56.37 each.

How much money did Garphanzo spend on used drills?

Front-End Estimation: 336.00

Exact: 338.22

500

A bag of candy costs $1.75. If you buy 6 bags, what is the total cost?

$10.50

M
e
n
u