Rounding
Number Representation
Addition
Subtraction
100

What is 672 rounded to the nearest 10?

670

100

Draw the number 276 in base-10 blocks

2 flats, 7 longs, 6 cubes

100

add 324+76 using the base-10 blocks strategy

400

100

526-397= 1 hundred+ ____ tens+____ ones

20, 9

200

Round 46 to the nearest 100

100

200

write the number 543 in expanded form

500+40+3

200

563+274 (use a strategy of your choice)

837

200

794-433

361

300

Which of the following round to 550 when rounded to the nearest 10?

545

556

542

551

545

551

300

write the number 132 in word form

one hundred thirty-two

300

Add on to subtract:

134+6+______+1=201 so,

201-134=________

60, 67

300

600-483

117

400

Between what two hundreds does 344 fall?

300 and 400

400

represent the number 143 in base-10 blocks using ONLY longs and cubes

14 longs, 3 cubes

400

James scored 135 points and Kya scores 179 points. How many points do they score in all?

314 points

400

Add on to subtract:

144+10+______+2 = 161 so,

161-144=______

5, 17