Whos Smarter Than Mr. U? The Final Challenge!

Add and Combine

100

Solve using the add and combine method 125+245

370

200

Solve using the add and combine method 370+200

570

300

Solve using the add and combine method 496+234

730

400

Solve using the add and combine method 734+195

929

500

Solve using the add and combine 327+489

816

Rounding 1

100

Round 1074 to the nearest tens place

1080

200

Round 765 to the nearest tens place

770

300

Round to the nearest hundreds place 1758

1800

400

Round to the nearest hundreds place 1958

2000

500

Double Trouble

Round 1458 to the nearest 10s place and 100s place

1460 and 1500

Make a Nice Number and Compensate

100

Solve using the Make a Nice Number and Compensate Strategy 344+478

822

200

Solve using the Make a Nice Number and Compensate Strategy 124+356

480

300

Solve using the Make a Nice Number and Compensate Strategy 378+244

622

400

Solve using the Make a Nice Number and Compensate Strategy 622+299

921

500

Solve using the Make a Nice Number and Compensate Strategy 421+436

857

Rounding 2

100

Round 480 to the nearest tens place

480

200

Round 1047 to the nearest tens place

1050

300

Round to the nearest hundreds place 787

800

400

Round to the nearest hundreds place 10,567

10600

500

Double Trouble

Round 844 to the nearest 10s place and 100s place

840 and 800

Standard Algorithim

100

Solve using the standard algorithm. 304+205

509

200

Solve using the standard algorithm. 328+211

539

300

Solve using the standard algorithm. 509+214

723

400

Solve using the standard algorithm 632+318

950

500

Solve using the standard algorithm. 239+738

977