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451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 C l ic k t o S ta r t He r e Cli ck to Start Here Click to Start Here Click to Start Here Rounding Roller Coaster By Joe Hart 2012 [email protected] .ga.us Click here to begin Click here to enter your name.

451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

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Page 1: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

451

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Click to

Start

HereClick to

Start

Here

Click to Start Here

Click to Start Here

Round 447 to the nearest tens. See if you can click the red start buttons to land in the valley where 447 is rounded to the nearest tens.

Rounding Roller CoasterBy Joe Hart [email protected]://heritagekids.info/5.htm

Click here to begin

Click here to enter your

name.

Page 2: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

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Round 33 to the nearest tens. See if you can click the red start buttons to land in the valley where 33 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 3: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

41

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Round 16 to the nearest tens. See if you can click the red start buttons to land in the valley where 16 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 4: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

51

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3129

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Round 42 to the nearest tens. See if you can click the red start buttons to land in the valley where 42 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 5: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

151

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131129

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Round 139 to the nearest tens. See if you can click the red start buttons to land in the valley where 139 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 6: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

91

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7169

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Round 74 to the nearest tens. See if you can click the red start buttons to land in the valley where 74 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 7: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

61

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40

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4139

38

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Round 51 to the nearest tens. See if you can click the red start buttons to land in the valley where 51 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 8: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

81

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65

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60

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6159

58

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Round 55 to the nearest tens. See if you can click the red start buttons to land in the valley where 55 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 9: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

271

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251249

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Round 273 to the nearest tens. See if you can click the red start buttons to land in the valley where 273 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 10: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

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Round 447 to the nearest tens. See if you can click the red start buttons to land in the valley where 447 is rounded to the nearest tens.

Correct!

Click here to continue.

Page 11: 451 452 453 454 449 455 450 448 447 446 445 444 443 442 441 440 435 436 437 438 439 430 434 433 432 431 429 428 427 426 425 Click to Start Here Click

Click here to check your score.