Converting US Units
Converting Metric Units
Estimating
2x1 Digit Multiplying
2x2 Digit Multiplying
100

1 ft is how many inches

12

100

1 cm is how many mm?

100

100

Estimate 37

40

100

20 x 2

40

100

20 x 10

200

200

3ft is how many inches

36 in

200

I rolled a ball for 62 cm. How many mm did I roll the ball?

620 mm

200

Estimate 92

90

200

45 x 5

225

200

56 x 10

560

300

Kerrion Johnson ran 6 yards for the Lions. How many feet did he run?

18 ft

300

John could jump 3 meters in the air. How many mm could he jump?

3000 mm

300

Estimate 38 x 41

40 x 40

300

53 x 8

424

300

48 x 76

3,648

400

Matthew Stafford completed a 15 yard touchdown pass. How many ft did he throw the ball?

45 ft

400

Billy poured out 500L of toxic sludge. How many cL did he pour out?

50,000 cL

400

Estimate 49 x 52

50 x 50

400

78 x 3

234

400

24 x 82

1,968

500

Matthew Stafford threw to the tight end Hockinson for 20 yards. How many inches did he throw the ball?

720 in

500

Adam weighs 347 kg. How many g does Adam weigh?

347,000g

500

The width of the Atlantic Ocean is about 4,830 kilometers. How far would you estimate it to be across?

5,000 km

500

87 x 9

783

500

89 x 72

6,408

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